2100124672 has 22 divisors (see below), whose sum is σ = 4198200488. Its totient is φ = 1050061824.

The previous prime is 2100124657. The next prime is 2100124709. The reversal of 2100124672 is 2764210012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024428 + ... + 1026475.

Almost surely, 2^2100124672 is an apocalyptic number.

It is an amenable number.

2100124672 is a deficient number, since it is larger than the sum of its proper divisors (2098075816).

2100124672 is an equidigital number, since it uses as much as digits as its factorization.

2100124672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050923 (or 2050905 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2100124672 is about 45827.1172124104. The cubic root of 2100124672 is about 1280.6045061314.

Adding to 2100124672 its reverse (2764210012), we get a palindrome (4864334684).

The spelling of 2100124672 in words is "two billion, one hundred million, one hundred twenty-four thousand, six hundred seventy-two".