2521100130 has 32 divisors (see below), whose sum is σ = 6084082368. Its totient is φ = 668577600.

The previous prime is 2521100111. The next prime is 2521100143. The reversal of 2521100130 is 310011252.

2521100130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226716 + ... + 237575.

It is an arithmetic number, because the mean of its divisors is an integer number (190127574).

Almost surely, 2^2521100130 is an apocalyptic number.

2521100130 is an abundant number, since it is smaller than the sum of its proper divisors (3562982238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2521100130 is a wasteful number, since it uses less digits than its factorization.

2521100130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464482.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2521100130 is about 50210.5579534823. The cubic root of 2521100130 is about 1361.0164204619.

Adding to 2521100130 its reverse (310011252), we get a palindrome (2831111382).

The spelling of 2521100130 in words is "two billion, five hundred twenty-one million, one hundred thousand, one hundred thirty".