22316913121 has 2 divisors, whose sum is σ = 22316913122. Its totient is φ = 22316913120.

The previous prime is 22316913089. The next prime is 22316913161. The reversal of 22316913121 is 12131961322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19514693025 + 2802220096 = 139695^2 + 52936^2 .

It is a cyclic number.

It is not a de Polignac number, because 22316913121 - 2⁵ = 22316913089 is a prime.

It is a super-3 number, since 3×22316913121³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (22316913161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11158456560 + 11158456561.

It is an arithmetic number, because the mean of its divisors is an integer number (11158456561).

Almost surely, 2^22316913121 is an apocalyptic number.

It is an amenable number.

22316913121 is a deficient number, since it is larger than the sum of its proper divisors (1).

22316913121 is an equidigital number, since it uses as much as digits as its factorization.

22316913121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The spelling of 22316913121 in words is "twenty-two billion, three hundred sixteen million, nine hundred thirteen thousand, one hundred twenty-one".