200099983717 has 2 divisors, whose sum is σ = 200099983718. Its totient is φ = 200099983716.

The previous prime is 200099983697. The next prime is 200099983747. The reversal of 200099983717 is 717389990002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144825152481 + 55274831236 = 380559^2 + 235106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200099983717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200099983747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100049991858 + 100049991859.

It is an arithmetic number, because the mean of its divisors is an integer number (100049991859).

Almost surely, 2^200099983717 is an apocalyptic number.

It is an amenable number.

200099983717 is a deficient number, since it is larger than the sum of its proper divisors (1).

200099983717 is an equidigital number, since it uses as much as digits as its factorization.

200099983717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1714608, while the sum is 55.

The spelling of 200099983717 in words is "two hundred billion, ninety-nine million, nine hundred eighty-three thousand, seven hundred seventeen".