123031123210311 has 8 divisors (see below), whose sum is σ = 164511530559600. Its totient is φ = 81785732333952.

The previous prime is 123031123210271. The next prime is 123031123210399. The reversal of 123031123210311 is 113012321130321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123031123210311 - 2⁷ = 123031123210183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123031123210111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58754117010 + ... + 58754119103.

It is an arithmetic number, because the mean of its divisors is an integer number (20563941319950).

Almost surely, 2^{123031123210311} is an apocalyptic number.

123031123210311 is a deficient number, since it is larger than the sum of its proper divisors (41480407349289).

123031123210311 is a wasteful number, since it uses less digits than its factorization.

123031123210311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117508236465.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 123031123210311 its reverse (113012321130321), we get a palindrome (236043444340632).

The spelling of 123031123210311 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred twenty-three million, two hundred ten thousand, three hundred eleven".