113022011100 has 144 divisors (see below), whose sum is σ = 345728566400. Its totient is φ = 28427915520.

The previous prime is 113022011099. The next prime is 113022011101. The reversal of 113022011100 is 1110220311.

It is an interprime number because it is at equal distance from previous prime (113022011099) and next prime (113022011101).

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 (113022011101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1262007 + ... + 1348593.

Almost surely, 2^113022011100 is an apocalyptic number.

113022011100 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 113022011100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172864283200).

113022011100 is an abundant number, since it is smaller than the sum of its proper divisors (232706555300).

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

113022011100 is a wasteful number, since it uses less digits than its factorization.

113022011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86852 (or 86845 counting only the distinct ones).

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

Adding to 113022011100 its reverse (1110220311), we get a palindrome (114132231411).

The spelling of 113022011100 in words is "one hundred thirteen billion, twenty-two million, eleven thousand, one hundred".