300 and 21
you write it: six hundred million forty three thousand three three hundred twenty one.
One hundred twenty-one and twenty-three hundredths.
Eight hundred eighty-eight million, one hundred twenty-three thousand, one hundred twenty-three
Three hundred twenty-one hundred-thousandths.
1,322 = one thousand, three hundred twenty-two.
two hundred and twenty three million
Three million, one hundred twenty-six thousand, one hundred
One hundred twenty-three thousand, four hundred two.
One hundred twenty-three thousand three hundred thirty-three.
One trillion three hundred fifty two billion seven hundred twenty nine million three hundred twenty one.
Three hundred thirty-seven million, one hundred twenty-three thousand, four hundred twenty-one.
.000321