113122310021100 has 108 divisors (see below), whose sum is σ = 364158720516864. Its totient is φ = 29350653402240.

The previous prime is 113122310021099. The next prime is 113122310021107. The reversal of 113122310021100 is 1120013221311.

113122310021100 is a `hidden beast` number, since 1 + 1 + 312 + 231 + 0 + 0 + 21 + 100 = 666.

It is a super-2 number, since 2×113122310021100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (113122310021107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1698499884 + ... + 1698566483.

Almost surely, 2^{113122310021100} is an apocalyptic number.

113122310021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113122310021100 is an abundant number, since it is smaller than the sum of its proper divisors (251036410495764).

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

113122310021100 is a wasteful number, since it uses less digits than its factorization.

113122310021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397066424 (or 3397066414 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 113122310021100 its reverse (1120013221311), we get a palindrome (114242323242411).

The spelling of 113122310021100 in words is "one hundred thirteen trillion, one hundred twenty-two billion, three hundred ten million, twenty-one thousand, one hundred".