321322313123 has 6 divisors (see below), whose sum is σ = 373783098996. Its totient is φ = 275419125492.

The previous prime is 321322313113. The next prime is 321322313177. The reversal of 321322313123 is 321313223123.

It is not a de Polignac number, because 321322313123 - 2⁴ = 321322313107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321322313092 and 321322313101.

It is not an unprimeable number, because it can be changed into a prime (321322313113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3278799065 + ... + 3278799162.

It is an arithmetic number, because the mean of its divisors is an integer number (62297183166).

Almost surely, 2^321322313123 is an apocalyptic number.

321322313123 is a deficient number, since it is larger than the sum of its proper divisors (52460785873).

321322313123 is an equidigital number, since it uses as much as digits as its factorization.

321322313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6557598241 (or 6557598234 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 321322313123 its reverse (321313223123), we get a palindrome (642635536246).

The spelling of 321322313123 in words is "three hundred twenty-one billion, three hundred twenty-two million, three hundred thirteen thousand, one hundred twenty-three".