2142100524 has 12 divisors (see below), whose sum is σ = 4998234584. Its totient is φ = 714033504.

The previous prime is 2142100511. The next prime is 2142100537. The reversal of 2142100524 is 4250012412.

It is an interprime number because it is at equal distance from previous prime (2142100511) and next prime (2142100537).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2142100524.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89254177 + ... + 89254200.

Almost surely, 2^2142100524 is an apocalyptic number.

It is an amenable number.

2142100524 is an abundant number, since it is smaller than the sum of its proper divisors (2856134060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142100524 is a wasteful number, since it uses less digits than its factorization.

2142100524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178508384 (or 178508382 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2142100524 is about 46282.8318494018. The cubic root of 2142100524 is about 1289.0802337348.

Adding to 2142100524 its reverse (4250012412), we get a palindrome (6392112936).

The spelling of 2142100524 in words is "two billion, one hundred forty-two million, one hundred thousand, five hundred twenty-four".