23134521123 has 24 divisors (see below), whose sum is σ = 38273210976. Its totient is φ = 13191033600.

The previous prime is 23134521119. The next prime is 23134521127. The reversal of 23134521123 is 32112543132.

23134521123 is a `hidden beast` number, since 2 + 3 + 13 + 4 + 521 + 123 = 666.

It is an interprime number because it is at equal distance from previous prime (23134521119) and next prime (23134521127).

It is not a de Polignac number, because 23134521123 - 2² = 23134521119 is a prime.

It is a super-2 number, since 2×23134521123² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23134521127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 369238 + ... + 427323.

It is an arithmetic number, because the mean of its divisors is an integer number (1594717124).

Almost surely, 2^23134521123 is an apocalyptic number.

23134521123 is a deficient number, since it is larger than the sum of its proper divisors (15138689853).

23134521123 is a wasteful number, since it uses less digits than its factorization.

23134521123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797035 (or 797032 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The spelling of 23134521123 in words is "twenty-three billion, one hundred thirty-four million, five hundred twenty-one thousand, one hundred twenty-three".