Dream on

That's the USD figure that a man demanded from Bank of America, due to a poor customer service.

Hello, even Bill Gates has USD50billion only.

A calculation had been made - in order to achieve that "Thousand Billion Trillion" dollar, a total of 5427 Earth, filled with 6.8billion Bill Gates in each planet, to achieve that.

via BBC

On the other hand, I think it's quite achievable in Zimbabwe currency - where 100billion Zimbabwe dollar can only buy three eggs.

via Wikipedia