123204323402321 has 16 divisors (see below), whose sum is σ = 149108169343104. Its totient is φ = 99377999933184.

The previous prime is 123204323402311. The next prime is 123204323402339.

123204323402321 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-123204323402321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123204323402311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70609190 + ... + 72333023.

It is an arithmetic number, because the mean of its divisors is an integer number (9319260583944).

Almost surely, 2^{123204323402321} is an apocalyptic number.

It is an amenable number.

123204323402321 is a deficient number, since it is larger than the sum of its proper divisors (25903845940783).

123204323402321 is a wasteful number, since it uses less digits than its factorization.

123204323402321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142949480.

The product of its (nonzero) digits is 41472, while the sum is 32.

The spelling of 123204323402321 in words is "one hundred twenty-three trillion, two hundred four billion, three hundred twenty-three million, four hundred two thousand, three hundred twenty-one".