123113343311321 has 12 divisors (see below), whose sum is σ = 135324462533232. Its totient is φ = 111919954575000.

The previous prime is 123113343311251. The next prime is 123113343311327.

123113343311321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 123113343311321 - 2⁴⁶ = 52744599133657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123113343311327) 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, 5062346 + ... + 16487996.

It is an arithmetic number, because the mean of its divisors is an integer number (11277038544436).

Almost surely, 2^{123113343311321} is an apocalyptic number.

123113343311321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123113343311321 is a deficient number, since it is larger than the sum of its proper divisors (12211119221911).

123113343311321 is a wasteful number, since it uses less digits than its factorization.

123113343311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11514724 (or 11514713 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The spelling of 123113343311321 in words is "one hundred twenty-three trillion, one hundred thirteen billion, three hundred forty-three million, three hundred eleven thousand, three hundred twenty-one".