323213013133321 has 12 divisors (see below), whose sum is σ = 344163364156080. Its totient is φ = 303474467362880.

The previous prime is 323213013133303. The next prime is 323213013133331. The reversal of 323213013133321 is 123331310312323.

It is a happy number.

It is not a de Polignac number, because 323213013133321 - 2³¹ = 323210865649673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323213013133331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1334466175 + ... + 1334708356.

It is an arithmetic number, because the mean of its divisors is an integer number (28680280346340).

Almost surely, 2^{323213013133321} is an apocalyptic number.

It is an amenable number.

323213013133321 is a deficient number, since it is larger than the sum of its proper divisors (20950351022759).

323213013133321 is a wasteful number, since it uses less digits than its factorization.

323213013133321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2669174984 (or 2669174967 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 323213013133321 its reverse (123331310312323), we get a palindrome (446544323445644).

The spelling of 323213013133321 in words is "three hundred twenty-three trillion, two hundred thirteen billion, thirteen million, one hundred thirty-three thousand, three hundred twenty-one".