323201312120 has 16 divisors (see below), whose sum is σ = 727202952360. Its totient is φ = 129280524832.

The previous prime is 323201312107. The next prime is 323201312171. The reversal of 323201312120 is 21213102323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 323201312092 and 323201312101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4040016362 + ... + 4040016441.

Almost surely, 2^323201312120 is an apocalyptic number.

It is an amenable number.

323201312120 is an abundant number, since it is smaller than the sum of its proper divisors (404001640240).

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

323201312120 is a wasteful number, since it uses less digits than its factorization.

323201312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080032814 (or 8080032810 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323201312120 its reverse (21213102323), we get a palindrome (344414414443).

The spelling of 323201312120 in words is "three hundred twenty-three billion, two hundred one million, three hundred twelve thousand, one hundred twenty".