502,012
600,012,100
If you want all the numbers added, it's 13212. If not, then it is impossible to write or type twelve thousand twelve hundred twelve in simplest form.
Forty thousand five hundred and twelve = 40,512
240,012
30,112
$12250
12 thousand + 12 hundred + 12 = 13,212
12 thousand + 12 hundred + 12 = 13,212
800,012,005
5,212.51
one hundred : 100fifteen thousand : 15 000fifteen thousand one hundred : 15 100
TWELVE THOUSAND SIX HUNDRED PESOS ONLY