2130245204 has 24 divisors (see below), whose sum is σ = 3743443200. Its totient is φ = 1060701120.

The previous prime is 2130245189. The next prime is 2130245219. The reversal of 2130245204 is 4025420312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2130245189) and next prime (2130245219).

It is a self number, because there is not a number n which added to its sum of digits gives 2130245204.

It is a congruent number.

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, 1323152 + ... + 1324760.

It is an arithmetic number, because the mean of its divisors is an integer number (155976800).

Almost surely, 2^2130245204 is an apocalyptic number.

It is an amenable number.

2130245204 is a deficient number, since it is larger than the sum of its proper divisors (1613197996).

2130245204 is a wasteful number, since it uses less digits than its factorization.

2130245204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783 (or 2781 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2130245204 is about 46154.5794477644. The cubic root of 2130245204 is about 1286.6977219932.

Adding to 2130245204 its reverse (4025420312), we get a palindrome (6155665516).

The spelling of 2130245204 in words is "two billion, one hundred thirty million, two hundred forty-five thousand, two hundred four".