No.
Yes.
No.
121
Let A, B, C are digits. Number ABC is divisible by eleven if and only if A+C-B=0 or A+C-B=11
Seven million, three thousand, four hundred and seventeen.
6,217,003,011
119
Seven and three hundred seventeen thousandths.
one through eighteen One, two, three, four, five, six, seven, eight, nine, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen.
Two, Three, Five, Seven, Eleven, Thirteen.... A prime number is just a number that's only divisible by itself and one
Three hundred eleven million, five hundred ninety-one thousand, nine hundred seventeen.