100111311317 has 2 divisors, whose sum is σ = 100111311318. Its totient is φ = 100111311316.

The previous prime is 100111311263. The next prime is 100111311383. The reversal of 100111311317 is 713113111001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98019712561 + 2091598756 = 313081^2 + 45734^2 .

It is a cyclic number.

It is not a de Polignac number, because 100111311317 - 2³⁴ = 82931442133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111311617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055655658 + 50055655659.

It is an arithmetic number, because the mean of its divisors is an integer number (50055655659).

Almost surely, 2^100111311317 is an apocalyptic number.

It is an amenable number.

100111311317 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111311317 is an equidigital number, since it uses as much as digits as its factorization.

100111311317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 20.

Adding to 100111311317 its reverse (713113111001), we get a palindrome (813224422318).

The spelling of 100111311317 in words is "one hundred billion, one hundred eleven million, three hundred eleven thousand, three hundred seventeen".