321032113321 has 4 divisors (see below), whose sum is σ = 324899970192. Its totient is φ = 317164256452.

The previous prime is 321032113309. The next prime is 321032113327. The reversal of 321032113321 is 123311230123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321032113321 - 2¹⁹ = 321031589033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321032113292 and 321032113301.

It is not an unprimeable number, because it can be changed into a prime (321032113327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933928311 + ... + 1933928476.

It is an arithmetic number, because the mean of its divisors is an integer number (81224992548).

Almost surely, 2^321032113321 is an apocalyptic number.

It is an amenable number.

321032113321 is a deficient number, since it is larger than the sum of its proper divisors (3867856871).

321032113321 is an equidigital number, since it uses as much as digits as its factorization.

321032113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867856870.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 321032113321 its reverse (123311230123), we get a palindrome (444343343444).

The spelling of 321032113321 in words is "three hundred twenty-one billion, thirty-two million, one hundred thirteen thousand, three hundred twenty-one".