3220131233 has 4 divisors (see below), whose sum is σ = 3512870448. Its totient is φ = 2927392020.

The previous prime is 3220131227. The next prime is 3220131247. The reversal of 3220131233 is 3321310223.

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 3220131233 - 2⁴ = 3220131217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220131253) 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, 146369591 + ... + 146369612.

It is an arithmetic number, because the mean of its divisors is an integer number (878217612).

Almost surely, 2^3220131233 is an apocalyptic number.

It is an amenable number.

3220131233 is a deficient number, since it is larger than the sum of its proper divisors (292739215).

3220131233 is a wasteful number, since it uses less digits than its factorization.

3220131233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292739214.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3220131233 is about 56746.2001635352. The cubic root of 3220131233 is about 1476.6963125976.

Adding to 3220131233 its reverse (3321310223), we get a palindrome (6541441456).

The spelling of 3220131233 in words is "three billion, two hundred twenty million, one hundred thirty-one thousand, two hundred thirty-three".