2531302130 has 32 divisors (see below), whose sum is σ = 5209349760. Its totient is φ = 867525120.

The previous prime is 2531302093. The next prime is 2531302139. The reversal of 2531302130 is 312031352.

2531302130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2531302139) 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, 216125 + ... + 227535.

It is an arithmetic number, because the mean of its divisors is an integer number (162792180).

Almost surely, 2^2531302130 is an apocalyptic number.

2531302130 is an abundant number, since it is smaller than the sum of its proper divisors (2678047630).

2531302130 is a wasteful number, since it uses less digits than its factorization.

2531302130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14594.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 2531302130 is about 50312.0475631831. The cubic root of 2531302130 is about 1362.8498002632.

Adding to 2531302130 its reverse (312031352), we get a palindrome (2843333482).

The spelling of 2531302130 in words is "two billion, five hundred thirty-one million, three hundred two thousand, one hundred thirty".