332220213 has 24 divisors (see below), whose sum is σ = 525270200. Its totient is φ = 201087360.

The previous prime is 332220181. The next prime is 332220233. The reversal of 332220213 is 312022233.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13704804 + 318515409 = 3702^2 + 17847^2 .

It is not a de Polignac number, because 332220213 - 2⁵ = 332220181 is a prime.

It is a super-2 number, since 2×332220213² = 220740539851530738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332220233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16138 + ... + 30411.

Almost surely, 2^332220213 is an apocalyptic number.

It is an amenable number.

332220213 is a deficient number, since it is larger than the sum of its proper divisors (193049987).

332220213 is a wasteful number, since it uses less digits than its factorization.

332220213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46629 (or 46626 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 332220213 is about 18226.9090358184. The cubic root of 332220213 is about 692.5886191203.

Adding to 332220213 its reverse (312022233), we get a palindrome (644242446).

The spelling of 332220213 in words is "three hundred thirty-two million, two hundred twenty thousand, two hundred thirteen".