113120022112 has 96 divisors (see below), whose sum is σ = 231593614560. Its totient is φ = 54359838720.

The previous prime is 113120022097. The next prime is 113120022131. The reversal of 113120022112 is 211220021311.

It is a super-2 number, since 2×113120022112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15528423 + ... + 15535705.

It is an arithmetic number, because the mean of its divisors is an integer number (2412433485).

Almost surely, 2^113120022112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113120022112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115796807280).

113120022112 is an abundant number, since it is smaller than the sum of its proper divisors (118473592448).

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

113120022112 is a wasteful number, since it uses less digits than its factorization.

113120022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7536 (or 7528 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 113120022112 its reverse (211220021311), we get a palindrome (324340043423).

The spelling of 113120022112 in words is "one hundred thirteen billion, one hundred twenty million, twenty-two thousand, one hundred twelve".