2522215131 has 16 divisors (see below), whose sum is σ = 3422094720. Its totient is φ = 1651942080.

The previous prime is 2522215117. The next prime is 2522215139. The reversal of 2522215131 is 1315122252.

It is not a de Polignac number, because 2522215131 - 2⁹ = 2522214619 is a prime.

It is a super-2 number, since 2×2522215131² = 12723138334090694322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2522215139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365271 + ... + 372111.

It is an arithmetic number, because the mean of its divisors is an integer number (213880920).

Almost surely, 2^2522215131 is an apocalyptic number.

2522215131 is a deficient number, since it is larger than the sum of its proper divisors (899879589).

2522215131 is a wasteful number, since it uses less digits than its factorization.

2522215131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8986.

The product of its digits is 1200, while the sum is 24.

The square root of 2522215131 is about 50221.6599785391. The cubic root of 2522215131 is about 1361.2170353955.

Adding to 2522215131 its reverse (1315122252), we get a palindrome (3837337383).

The spelling of 2522215131 in words is "two billion, five hundred twenty-two million, two hundred fifteen thousand, one hundred thirty-one".