22423020420123 has 12 divisors (see below), whose sum is σ = 32872222308328. Its totient is φ = 14725565648640.

The previous prime is 22423020420113. The next prime is 22423020420127. The reversal of 22423020420123 is 32102402032422.

22423020420123 is a `hidden beast` number, since 2 + 2 + 4 + 230 + 2 + 0 + 420 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 22423020420123 - 2¹⁷ = 22423020289051 is a prime.

It is a super-2 number, since 2×22423020420123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22423020420127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18592885318 + ... + 18592886523.

Almost surely, 2^{22423020420123} is an apocalyptic number.

22423020420123 is a deficient number, since it is larger than the sum of its proper divisors (10449201888205).

22423020420123 is a wasteful number, since it uses less digits than its factorization.

22423020420123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37185771914 (or 37185771911 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22423020420123 its reverse (32102402032422), we get a palindrome (54525422452545).

The spelling of 22423020420123 in words is "twenty-two trillion, four hundred twenty-three billion, twenty million, four hundred twenty thousand, one hundred twenty-three".