2220322131 has 16 divisors (see below), whose sum is σ = 3296085120. Its totient is φ = 1477191240.

The previous prime is 2220322123. The next prime is 2220322151. The reversal of 2220322131 is 1312230222.

2220322131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2220322131 - 2³ = 2220322123 is a prime.

It is a super-2 number, since 2×2220322131² = 9859660730816762322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2220322151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70485 + ... + 96998.

It is an arithmetic number, because the mean of its divisors is an integer number (206005320).

Almost surely, 2^2220322131 is an apocalyptic number.

2220322131 is a deficient number, since it is larger than the sum of its proper divisors (1075762989).

2220322131 is a wasteful number, since it uses less digits than its factorization.

2220322131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167983 (or 167977 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2220322131 is about 47120.2942584191. The cubic root of 2220322131 is about 1304.5838440520.

Adding to 2220322131 its reverse (1312230222), we get a palindrome (3532552353).

The spelling of 2220322131 in words is "two billion, two hundred twenty million, three hundred twenty-two thousand, one hundred thirty-one".