3230021331 has 6 divisors (see below), whose sum is σ = 4665586380. Its totient is φ = 2153347548.

The previous prime is 3230021329. The next prime is 3230021339. The reversal of 3230021331 is 1331200323.

3230021331 is a `hidden beast` number, since 32 + 300 + 2 + 1 + 331 = 666.

It is not a de Polignac number, because 3230021331 - 2¹ = 3230021329 is a prime.

It is a super-2 number, since 2×3230021331² = 20866075597430023122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3230021339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 179445621 + ... + 179445638.

It is an arithmetic number, because the mean of its divisors is an integer number (777597730).

Almost surely, 2^3230021331 is an apocalyptic number.

3230021331 is a deficient number, since it is larger than the sum of its proper divisors (1435565049).

3230021331 is a wasteful number, since it uses less digits than its factorization.

3230021331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358891265 (or 358891262 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3230021331 is about 56833.2766167850. The cubic root of 3230021331 is about 1478.2065765913.

Adding to 3230021331 its reverse (1331200323), we get a palindrome (4561221654).

The spelling of 3230021331 in words is "three billion, two hundred thirty million, twenty-one thousand, three hundred thirty-one".