22113112323 has 32 divisors (see below), whose sum is σ = 32025450240. Its totient is φ = 13525885440.

The previous prime is 22113112243. The next prime is 22113112349. The reversal of 22113112323 is 32321131122.

It is not a de Polignac number, because 22113112323 - 2³² = 17818145027 is a prime.

It is a super-2 number, since 2×22113112323² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22113112323.

It is not an unprimeable number, because it can be changed into a prime (22113112363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285636 + ... + 354702.

It is an arithmetic number, because the mean of its divisors is an integer number (1000795320).

Almost surely, 2^22113112323 is an apocalyptic number.

22113112323 is a deficient number, since it is larger than the sum of its proper divisors (9912337917).

22113112323 is a wasteful number, since it uses less digits than its factorization.

22113112323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69267.

The product of its digits is 432, while the sum is 21.

Adding to 22113112323 its reverse (32321131122), we get a palindrome (54434243445).

The spelling of 22113112323 in words is "twenty-two billion, one hundred thirteen million, one hundred twelve thousand, three hundred twenty-three".