20113240133124 has 72 divisors (see below), whose sum is σ = 52149359302040. Its totient is φ = 6534004838400.

The previous prime is 20113240133113. The next prime is 20113240133131. The reversal of 20113240133124 is 42133104231102.

20113240133124 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 324 + 0 + 1 + 331 + 2 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 566584387524 + 19546655745600 = 752718^2 + 4421160^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41774557 + ... + 42253284.

Almost surely, 2^{20113240133124} is an apocalyptic number.

It is an amenable number.

20113240133124 is an abundant number, since it is smaller than the sum of its proper divisors (32036119168916).

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

20113240133124 is a wasteful number, since it uses less digits than its factorization.

20113240133124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84028021 (or 84028016 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 20113240133124 its reverse (42133104231102), we get a palindrome (62246344364226).

The spelling of 20113240133124 in words is "twenty trillion, one hundred thirteen billion, two hundred forty million, one hundred thirty-three thousand, one hundred twenty-four".