321013211320122 has 16 divisors (see below), whose sum is σ = 642266791980672. Its totient is φ = 106964342216640.

The previous prime is 321013211319953. The next prime is 321013211320159. The reversal of 321013211320122 is 221023112310123.

It is a junction number, because it is equal to n+sod(n) for n = 321013211320092 and 321013211320101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10015371823 + ... + 10015403874.

It is an arithmetic number, because the mean of its divisors is an integer number (40141674498792).

Almost surely, 2^{321013211320122} is an apocalyptic number.

321013211320122 is an abundant number, since it is smaller than the sum of its proper divisors (321253580660550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321013211320122 is a wasteful number, since it uses less digits than its factorization.

321013211320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20030778373.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 321013211320122 its reverse (221023112310123), we get a palindrome (542036323630245).

Subtracting from 321013211320122 its reverse (221023112310123), we obtain a palindrome (99990099009999).

The spelling of 321013211320122 in words is "three hundred twenty-one trillion, thirteen billion, two hundred eleven million, three hundred twenty thousand, one hundred twenty-two".