Bonjour
voici comment faire
two million eleven thousand three hundred and one
eight million four hundred and fifty-five thousand nine hundred and twenty-one
six million six hundred and sixty-six thousand six hundred and sixty-six
nine billion three hundred and twelve million three hundred and thirteen thousand six hundred and thirteen
one hundred and twenty-one billion seven hundred and fifty-one million eight hundred and seventy-five thousand three
eight hundred and fifty billion eight hundred and fifty-one million eight hundred and fifty-two thousand eight hundred and fifty-three
