2100432123124 has 48 divisors (see below), whose sum is σ = 4062840622848. Its totient is φ = 945079612928.

The previous prime is 2100432123113. The next prime is 2100432123133. The reversal of 2100432123124 is 4213212340012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3602937 + ... + 4145119.

It is an arithmetic number, because the mean of its divisors is an integer number (84642512976).

Almost surely, 2^{2100432123124} is an apocalyptic number.

It is an amenable number.

2100432123124 is a deficient number, since it is larger than the sum of its proper divisors (1962408499724).

2100432123124 is a wasteful number, since it uses less digits than its factorization.

2100432123124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544704 (or 544702 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2100432123124 its reverse (4213212340012), we get a palindrome (6313644463136).

The spelling of 2100432123124 in words is "two trillion, one hundred billion, four hundred thirty-two million, one hundred twenty-three thousand, one hundred twenty-four".