113103111120 has 80 divisors (see below), whose sum is σ = 362709999360. Its totient is φ = 29120799232.

The previous prime is 113103111109. The next prime is 113103111169. The reversal of 113103111120 is 21111301311.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 113103111120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8118264 + ... + 8132183.

It is an arithmetic number, because the mean of its divisors is an integer number (4533874992).

Almost surely, 2^113103111120 is an apocalyptic number.

113103111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113103111120 is an abundant number, since it is smaller than the sum of its proper divisors (249606888240).

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

113103111120 is a wasteful number, since it uses less digits than its factorization.

113103111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16250492 (or 16250486 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 113103111120 its reverse (21111301311), we get a palindrome (134214412431).

The spelling of 113103111120 in words is "one hundred thirteen billion, one hundred three million, one hundred eleven thousand, one hundred twenty".