2125442612 has 24 divisors (see below), whose sum is σ = 3948759360. Its totient is φ = 997557120.

The previous prime is 2125442611. The next prime is 2125442633. The reversal of 2125442612 is 2162445212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125442611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15464 + ... + 67007.

It is an arithmetic number, because the mean of its divisors is an integer number (164531640).

Almost surely, 2^2125442612 is an apocalyptic number.

It is an amenable number.

2125442612 is a deficient number, since it is larger than the sum of its proper divisors (1823316748).

2125442612 is a wasteful number, since it uses less digits than its factorization.

2125442612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82871 (or 82869 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 2125442612 is about 46102.5228376929. The cubic root of 2125442612 is about 1285.7300503158.

Adding to 2125442612 its reverse (2162445212), we get a palindrome (4287887824).

The spelling of 2125442612 in words is "two billion, one hundred twenty-five million, four hundred forty-two thousand, six hundred twelve".