The buyer who has acquired the document, added by phone is a European who wished to remain anonymous, said the auction room.
"A quiet life and modest brings more joy in the pursuit of success, which implies a permanent state of unrest", was scribbled by Einstein in German on the letterhead of the Imperial Hotel in Tokyo.
Tuesday's bidding began at $2,000 and quickly advanced.
The renowned physicist had no money to tip a bellboy, so wrote him the note instead saying that it would be worth more than a tip one day if he kept hold of it.
A second Einstein note written at the same time that simply reads "where there's a will, there's a way" sold for $240,000, Winner's said.
In 1922, Einstein was en route to Japan when the announcement came he would be awarded the 1921 Nobel prize in physics, Winner's Auctions and Exhibitions said on Tuesday.
A Japanese courier arrived at the Imperial Hotel in Tokyo to deliver the scientist a message but he had no change to give as a tip.
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He would not identify the buyer or seller of either note.
"Maybe if you're lucky those notes will become much more valuable than just a regular tip", Einstein told the messenger, according to the seller, a resident of the German city of Hamburg.
Hitherto unknown to researchers, these handwritten notes have been authenticated by the auction house victor s.
In June, letters written by Einstein about God, Israel and physics sold for almost $210,000 at a Jerusalem auction.
Albert Einstein's thoughts on the secret to happiness have been revealed thanks to handwritten notes from the genius which have surfaced after 95 years.
Einstein served as a non-resident governor of Jerusalem's Hebrew University. Einstein died in 1955.