22112013331123 has 4 divisors (see below), whose sum is σ = 22124846770648. Its totient is φ = 22099179891600.

The previous prime is 22112013331073. The next prime is 22112013331141. The reversal of 22112013331123 is 32113331021122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22112013331123 - 2¹⁷ = 22112013200051 is a prime.

It is a super-2 number, since 2×22112013331123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112013331823) 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, 6416717178 + ... + 6416720623.

It is an arithmetic number, because the mean of its divisors is an integer number (5531211692662).

Almost surely, 2^{22112013331123} is an apocalyptic number.

22112013331123 is a deficient number, since it is larger than the sum of its proper divisors (12833439525).

22112013331123 is a wasteful number, since it uses less digits than its factorization.

22112013331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12833439524.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 22112013331123 its reverse (32113331021122), we get a palindrome (54225344352245).

The spelling of 22112013331123 in words is "twenty-two trillion, one hundred twelve billion, thirteen million, three hundred thirty-one thousand, one hundred twenty-three".