332013221321 has 4 divisors (see below), whose sum is σ = 332296752144. Its totient is φ = 331729690500.

The previous prime is 332013221249. The next prime is 332013221329. The reversal of 332013221321 is 123122310233.

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, and also an emirpimes, since its reverse is a distinct semiprime: 123122310233 = 13 ⋅9470946941.

It is a cyclic number.

It is not a de Polignac number, because 332013221321 - 2²² = 332009027017 is a prime.

It is a super-2 number, since 2×332013221321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332013221329) 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, 141763655 + ... + 141765996.

It is an arithmetic number, because the mean of its divisors is an integer number (83074188036).

Almost surely, 2^332013221321 is an apocalyptic number.

It is an amenable number.

332013221321 is a deficient number, since it is larger than the sum of its proper divisors (283530823).

332013221321 is a wasteful number, since it uses less digits than its factorization.

332013221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283530822.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 332013221321 its reverse (123122310233), we get a palindrome (455135531554).

The spelling of 332013221321 in words is "three hundred thirty-two billion, thirteen million, two hundred twenty-one thousand, three hundred twenty-one".