113240021124 has 12 divisors (see below), whose sum is σ = 264226715984. Its totient is φ = 37746673704.

The previous prime is 113240021113. The next prime is 113240021137. The reversal of 113240021124 is 421120042311.

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

It is a super-3 number, since 3×113240021124³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113240021124.

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, 4718334202 + ... + 4718334225.

Almost surely, 2^113240021124 is an apocalyptic number.

It is an amenable number.

113240021124 is an abundant number, since it is smaller than the sum of its proper divisors (150986694860).

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

113240021124 is a wasteful number, since it uses less digits than its factorization.

113240021124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9436668434 (or 9436668432 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 113240021124 its reverse (421120042311), we get a palindrome (534360063435).

The spelling of 113240021124 in words is "one hundred thirteen billion, two hundred forty million, twenty-one thousand, one hundred twenty-four".