1010999999917 has 2 divisors, whose sum is σ = 1010999999918. Its totient is φ = 1010999999916.

The previous prime is 1010999999899. The next prime is 1010999999923. The reversal of 1010999999917 is 7199999990101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 790758448516 + 220241551401 = 889246^2 + 469299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010999999917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010999999917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010999999957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505499999958 + 505499999959.

It is an arithmetic number, because the mean of its divisors is an integer number (505499999959).

Almost surely, 2^{1010999999917} is an apocalyptic number.

It is an amenable number.

1010999999917 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010999999917 is an equidigital number, since it uses as much as digits as its factorization.

1010999999917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33480783, while the sum is 73.

The spelling of 1010999999917 in words is "one trillion, ten billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventeen".