113332420123 has 64 divisors (see below), whose sum is σ = 135059904000. Its totient is φ = 94152554496.

The previous prime is 113332420109. The next prime is 113332420139. The reversal of 113332420123 is 321024233311.

It is a de Polignac number, because none of the positive numbers 2^k-113332420123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113332420723) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 131934868 + ... + 131935726.

It is an arithmetic number, because the mean of its divisors is an integer number (2110311000).

Almost surely, 2^113332420123 is an apocalyptic number.

113332420123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113332420123 is a deficient number, since it is larger than the sum of its proper divisors (21727483877).

113332420123 is a wasteful number, since it uses less digits than its factorization.

113332420123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 113332420123 its reverse (321024233311), we get a palindrome (434356653434).

The spelling of 113332420123 in words is "one hundred thirteen billion, three hundred thirty-two million, four hundred twenty thousand, one hundred twenty-three".