321023404320122 has 32 divisors (see below), whose sum is σ = 550873850486400. Its totient is φ = 137444499390528.

The previous prime is 321023404320107. The next prime is 321023404320173. The reversal of 321023404320122 is 221023404320123.

It is a super-2 number, since 2×321023404320122² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85822904 + ... + 89485292.

It is an arithmetic number, because the mean of its divisors is an integer number (17214807827700).

Almost surely, 2^{321023404320122} is an apocalyptic number.

321023404320122 is a deficient number, since it is larger than the sum of its proper divisors (229850446166278).

321023404320122 is a wasteful number, since it uses less digits than its factorization.

321023404320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668630.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 321023404320122 its reverse (221023404320123), we get a palindrome (542046808640245).

Subtracting from 321023404320122 its reverse (221023404320123), we obtain a palindrome (99999999999999).

The spelling of 321023404320122 in words is "three hundred twenty-one trillion, twenty-three billion, four hundred four million, three hundred twenty thousand, one hundred twenty-two".