trillion.
1000,000,00,00,000,00
a giga-ba-zillion
seven zillion eight hundred trillion
A Zillion is an unspecified number bigger than a trillion. A centillion is 1 to the power 100. A googloplex, the largest specified number to date is 1 to the power 10 to the power 100.
There is no such number as "zillion".
trillion.
A thousand trillion.
1 trillion, ge zillion, million years.
A zillion
500 trillion
1000,000,00,00,000,00
1000 trillion
a giga-ba-zillion
The term "zillion" means some large but unspecified number; it cannot be used in mathematical calculations. It's a joke number, but technically, it goes into a zillion 1 trillion times.
seven zillion eight hundred trillion
a million trillion zillion :)