22021112231313 has 32 divisors (see below), whose sum is σ = 32999889162240. Its totient is φ = 12960277915200.

The previous prime is 22021112231291. The next prime is 22021112231333. The reversal of 22021112231313 is 31313221112022.

It is not a de Polignac number, because 22021112231313 - 2⁵ = 22021112231281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021112231333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4002508 + ... + 7749986.

It is an arithmetic number, because the mean of its divisors is an integer number (1031246536320).

Almost surely, 2^{22021112231313} is an apocalyptic number.

22021112231313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22021112231313 is a deficient number, since it is larger than the sum of its proper divisors (10978776930927).

22021112231313 is a wasteful number, since it uses less digits than its factorization.

22021112231313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754069.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 22021112231313 its reverse (31313221112022), we get a palindrome (53334333343335).

The spelling of 22021112231313 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, two hundred thirty-one thousand, three hundred thirteen".