323122203012 has 48 divisors (see below), whose sum is σ = 862250117120. Its totient is φ = 92257317792.

The previous prime is 323122202993. The next prime is 323122203037. The reversal of 323122203012 is 210302221323.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 323122203012.

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, 1195708 + ... + 1440819.

Almost surely, 2^323122203012 is an apocalyptic number.

It is an amenable number.

323122203012 is an abundant number, since it is smaller than the sum of its proper divisors (539127914108).

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

323122203012 is a wasteful number, since it uses less digits than its factorization.

323122203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638000 (or 2637998 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 323122203012 its reverse (210302221323), we get a palindrome (533424424335).

The spelling of 323122203012 in words is "three hundred twenty-three billion, one hundred twenty-two million, two hundred three thousand, twelve".