332221320232021 has 4 divisors (see below), whose sum is σ = 362423258434944. Its totient is φ = 302019382029100.

The previous prime is 332221320232013. The next prime is 332221320232037. The reversal of 332221320232021 is 120232023122233.

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 332221320232021 - 2³ = 332221320232013 is a prime.

It is a super-2 number, since 2×332221320232021² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332221320232621) 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, 15100969101445 + ... + 15100969101466.

It is an arithmetic number, because the mean of its divisors is an integer number (90605814608736).

Almost surely, 2^{332221320232021} is an apocalyptic number.

It is an amenable number.

332221320232021 is a deficient number, since it is larger than the sum of its proper divisors (30201938202923).

332221320232021 is a wasteful number, since it uses less digits than its factorization.

332221320232021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30201938202922.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 332221320232021 its reverse (120232023122233), we get a palindrome (452453343354254).

The spelling of 332221320232021 in words is "three hundred thirty-two trillion, two hundred twenty-one billion, three hundred twenty million, two hundred thirty-two thousand, twenty-one".