2125131230 has 16 divisors (see below), whose sum is σ = 3991551264. Its totient is φ = 813093600.

The previous prime is 2125131191. The next prime is 2125131263. The reversal of 2125131230 is 321315212.

It is a Curzon number.

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, 4619621 + ... + 4620080.

It is an arithmetic number, because the mean of its divisors is an integer number (249471954).

Almost surely, 2^2125131230 is an apocalyptic number.

2125131230 is a deficient number, since it is larger than the sum of its proper divisors (1866420034).

2125131230 is a wasteful number, since it uses less digits than its factorization.

2125131230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239731.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2125131230 is about 46099.1456536886. The cubic root of 2125131230 is about 1285.6672598262.

Adding to 2125131230 its reverse (321315212), we get a palindrome (2446446442).

The spelling of 2125131230 in words is "two billion, one hundred twenty-five million, one hundred thirty-one thousand, two hundred thirty".