113003103120 has 160 divisors (see below), whose sum is σ = 371143959552. Its totient is φ = 28344139776.

The previous prime is 113003103089. The next prime is 113003103139. The reversal of 113003103120 is 21301300311.

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 113003103120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7430244 + ... + 7445436.

Almost surely, 2^113003103120 is an apocalyptic number.

113003103120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113003103120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185571979776).

113003103120 is an abundant number, since it is smaller than the sum of its proper divisors (258140856432).

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

113003103120 is a wasteful number, since it uses less digits than its factorization.

113003103120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17049 (or 17043 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 113003103120 its reverse (21301300311), we get a palindrome (134304403431).

The spelling of 113003103120 in words is "one hundred thirteen billion, three million, one hundred three thousand, one hundred twenty".