123000343300331 has 4 divisors (see below), whose sum is σ = 140571820914672. Its totient is φ = 105428865685992.

The previous prime is 123000343300319. The next prime is 123000343300333. The reversal of 123000343300331 is 133003343000321.

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 123000343300331 - 2²⁶ = 123000276191467 is a prime.

It is a super-2 number, since 2×123000343300331² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123000343300331.

It is not an unprimeable number, because it can be changed into a prime (123000343300333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8785738807160 + ... + 8785738807173.

It is an arithmetic number, because the mean of its divisors is an integer number (35142955228668).

Almost surely, 2^{123000343300331} is an apocalyptic number.

123000343300331 is a deficient number, since it is larger than the sum of its proper divisors (17571477614341).

123000343300331 is an equidigital number, since it uses as much as digits as its factorization.

123000343300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17571477614340.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 123000343300331 its reverse (133003343000321), we get a palindrome (256003686300652).

The spelling of 123000343300331 in words is "one hundred twenty-three trillion, three hundred forty-three million, three hundred thousand, three hundred thirty-one".