22012112302313 has 4 divisors (see below), whose sum is σ = 25156699774080. Its totient is φ = 18867524830548.

The previous prime is 22012112302289. The next prime is 22012112302373. The reversal of 22012112302313 is 31320321121022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22012112302313 - 2¹² = 22012112298217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012112302373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1572293735873 + ... + 1572293735886.

It is an arithmetic number, because the mean of its divisors is an integer number (6289174943520).

Almost surely, 2^{22012112302313} is an apocalyptic number.

It is an amenable number.

22012112302313 is a deficient number, since it is larger than the sum of its proper divisors (3144587471767).

22012112302313 is an equidigital number, since it uses as much as digits as its factorization.

22012112302313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144587471766.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 22012112302313 its reverse (31320321121022), we get a palindrome (53332433423335).

The spelling of 22012112302313 in words is "twenty-two trillion, twelve billion, one hundred twelve million, three hundred two thousand, three hundred thirteen".