@Raffeine It's not that complicated
One, Ten, Hundred
Thousand, Ten Thousand, Hundred Thousand
Million, Ten Million, Hundred Million
Thousand Million(your Billion), Ten Thousand Million, Hundred Thousand Million
Billion, Ten Billion, Hundred Billion
Thousand Billion, Ten Thousand Billion, Hundred Thousand Billion
Million Billion, Ten Million Billion, Hundred Million Billion
Thousand Million Billion, Ten Thousand Million Billion, Hundred Thousand Million Billion
Trillion, ect
One Million X One Million = One Billion
One Billion X One Billion = One Trillion
One Trillion X One Trillion = One Quadrillion