2531010122 has 16 divisors (see below), whose sum is σ = 3812260200. Its totient is φ = 1260266688.

The previous prime is 2531010089. The next prime is 2531010149. The reversal of 2531010122 is 2210101352.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2182851841 + 348158281 = 46721^2 + 18659^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2531010122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694088 + ... + 697724.

Almost surely, 2^2531010122 is an apocalyptic number.

2531010122 is a deficient number, since it is larger than the sum of its proper divisors (1281250078).

2531010122 is a wasteful number, since it uses less digits than its factorization.

2531010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4985.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2531010122 is about 50309.1455105332. The cubic root of 2531010122 is about 1362.7973926712.

Adding to 2531010122 its reverse (2210101352), we get a palindrome (4741111474).

The spelling of 2531010122 in words is "two billion, five hundred thirty-one million, ten thousand, one hundred twenty-two".