323313213120320 has 56 divisors (see below), whose sum is σ = 769891475341224. Its totient is φ = 129324968339456.

The previous prime is 323313213120299. The next prime is 323313213120377. The reversal of 323313213120320 is 23021312313323.

It can be written as a sum of positive squares in 4 ways, for example, as 11585092001344 + 311728121118976 = 3403688^2 + 17655824^2 .

It is a congruent number.

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, 163933994 + ... + 165894486.

Almost surely, 2^{323313213120320} is an apocalyptic number.

It is an amenable number.

323313213120320 is an abundant number, since it is smaller than the sum of its proper divisors (446578262220904).

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

323313213120320 is a wasteful number, since it uses less digits than its factorization.

323313213120320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475867 (or 2475857 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 323313213120320 its reverse (23021312313323), we get a palindrome (346334525433643).

The spelling of 323313213120320 in words is "three hundred twenty-three trillion, three hundred thirteen billion, two hundred thirteen million, one hundred twenty thousand, three hundred twenty".