113120103000 has 128 divisors (see below), whose sum is σ = 353059200000. Its totient is φ = 30154723200.

The previous prime is 113120102993. The next prime is 113120103007. The reversal of 113120103000 is 301021311.

It is an interprime number because it is at equal distance from previous prime (113120102993) and next prime (113120103007).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120103007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12292401 + ... + 12301599.

It is an arithmetic number, because the mean of its divisors is an integer number (2758275000).

Almost surely, 2^113120103000 is an apocalyptic number.

113120103000 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 113120103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176529600000).

113120103000 is an abundant number, since it is smaller than the sum of its proper divisors (239939097000).

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

113120103000 is a wasteful number, since it uses less digits than its factorization.

113120103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13322 (or 13308 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 113120103000 its reverse (301021311), we get a palindrome (113421124311).

The spelling of 113120103000 in words is "one hundred thirteen billion, one hundred twenty million, one hundred three thousand".