2100213130 has 16 divisors (see below), whose sum is σ = 3783092040. Its totient is φ = 839483392.

The previous prime is 2100213119. The next prime is 2100213149. The reversal of 2100213130 is 313120012.

It can be written as a sum of positive squares in 4 ways, for example, as 379041961 + 1721171169 = 19469^2 + 41487^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2100213130.

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, 60439 + ... + 88618.

Almost surely, 2^2100213130 is an apocalyptic number.

2100213130 is a deficient number, since it is larger than the sum of its proper divisors (1682878910).

2100213130 is a wasteful number, since it uses less digits than its factorization.

2100213130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150473.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2100213130 is about 45828.0823295062. The cubic root of 2100213130 is about 1280.6224857184.

Adding to 2100213130 its reverse (313120012), we get a palindrome (2413333142).

The spelling of 2100213130 in words is "two billion, one hundred million, two hundred thirteen thousand, one hundred thirty".