321311323323 has 12 divisors (see below), whose sum is σ = 471724821568. Its totient is φ = 210695949360.

The previous prime is 321311323273. The next prime is 321311323327. The reversal of 321311323323 is 323323113123.

321311323323 is a `hidden beast` number, since 3 + 2 + 1 + 3 + 11 + 323 + 323 = 666.

It is not a de Polignac number, because 321311323323 - 2²² = 321307129019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321311323327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292632715 + ... + 292633812.

Almost surely, 2^321311323323 is an apocalyptic number.

321311323323 is a deficient number, since it is larger than the sum of its proper divisors (150413498245).

321311323323 is a wasteful number, since it uses less digits than its factorization.

321311323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585266594 (or 585266591 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

Adding to 321311323323 its reverse (323323113123), we get a palindrome (644634436446).

The spelling of 321311323323 in words is "three hundred twenty-one billion, three hundred eleven million, three hundred twenty-three thousand, three hundred twenty-three".