2125425212 has 12 divisors (see below), whose sum is σ = 3724615440. Its totient is φ = 1061249376.

The previous prime is 2125425191. The next prime is 2125425217. The reversal of 2125425212 is 2125245212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125425217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362537 + ... + 368352.

It is an arithmetic number, because the mean of its divisors is an integer number (310384620).

Almost surely, 2^2125425212 is an apocalyptic number.

It is an amenable number.

2125425212 is a deficient number, since it is larger than the sum of its proper divisors (1599190228).

2125425212 is a wasteful number, since it uses less digits than its factorization.

2125425212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731620 (or 731618 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 2125425212 is about 46102.3341274604. The cubic root of 2125425212 is about 1285.7265417503.

The spelling of 2125425212 in words is "two billion, one hundred twenty-five million, four hundred twenty-five thousand, two hundred twelve".