In 2008 I mentioned that a one hundred billion dollar banknote was being auctioned on eBay with a high bid of AU$87.

f2b10b76f7nknote.jpg 100 trillion dollar banknote from Zimbabwe, on sale for 90 cents

Today, you can buy a one hundred trillion dollar banknote on Amazon for US$0.90 (plus $4.94 shipping).

 100 trillion dollar banknote from Zimbabwe, on sale for 90 cents

f2b10b76f7nknote.jpg 100 trillion dollar banknote from Zimbabwe, on sale for 90 cents

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100 trillion dollar banknote from Zimbabwe, on sale for 90 cents