113100400403 has 24 divisors (see below), whose sum is σ = 121374469440. Its totient is φ = 105259929600.

The previous prime is 113100400339. The next prime is 113100400417. The reversal of 113100400403 is 304004001311.

It is not a de Polignac number, because 113100400403 - 2⁶ = 113100400339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113100400603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7154438 + ... + 7170228.

It is an arithmetic number, because the mean of its divisors is an integer number (5057269560).

Almost surely, 2^113100400403 is an apocalyptic number.

113100400403 is a deficient number, since it is larger than the sum of its proper divisors (8274069037).

113100400403 is a wasteful number, since it uses less digits than its factorization.

113100400403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16139 (or 16108 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 113100400403 its reverse (304004001311), we get a palindrome (417104401714).

The spelling of 113100400403 in words is "one hundred thirteen billion, one hundred million, four hundred thousand, four hundred three".