321120232321 has 12 divisors (see below), whose sum is σ = 393208448880. Its totient is φ = 260759285640.

The previous prime is 321120232319. The next prime is 321120232331. The reversal of 321120232321 is 123232021123.

It is not a de Polignac number, because 321120232321 - 2¹ = 321120232319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321120232292 and 321120232301.

It is not an unprimeable number, because it can be changed into a prime (321120232331) 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, 172458915 + ... + 172460776.

It is an arithmetic number, because the mean of its divisors is an integer number (32767370740).

Almost surely, 2^321120232321 is an apocalyptic number.

It is an amenable number.

321120232321 is a deficient number, since it is larger than the sum of its proper divisors (72088216559).

321120232321 is a wasteful number, since it uses less digits than its factorization.

321120232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344919724 (or 344919717 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 321120232321 its reverse (123232021123), we get a palindrome (444352253444).

The spelling of 321120232321 in words is "three hundred twenty-one billion, one hundred twenty million, two hundred thirty-two thousand, three hundred twenty-one".