123403324214311 has 4 divisors (see below), whose sum is σ = 123416765387224. Its totient is φ = 123389883041400.

The previous prime is 123403324214251. The next prime is 123403324214333. The reversal of 123403324214311 is 113412423304321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123403324214311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123403324214011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6720572685 + ... + 6720591046.

It is an arithmetic number, because the mean of its divisors is an integer number (30854191346806).

Almost surely, 2^{123403324214311} is an apocalyptic number.

123403324214311 is a deficient number, since it is larger than the sum of its proper divisors (13441172913).

123403324214311 is an equidigital number, since it uses as much as digits as its factorization.

123403324214311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13441172912.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 123403324214311 its reverse (113412423304321), we get a palindrome (236815747518632).

The spelling of 123403324214311 in words is "one hundred twenty-three trillion, four hundred three billion, three hundred twenty-four million, two hundred fourteen thousand, three hundred eleven".