113312022132 has 144 divisors (see below), whose sum is σ = 281619979200. Its totient is φ = 35413593600.

The previous prime is 113312022119. The next prime is 113312022133. The reversal of 113312022132 is 231220213311.

It is a super-2 number, since 2×113312022132² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113312022099 and 113312022108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113312022133) 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, 107813007 + ... + 107814057.

It is an arithmetic number, because the mean of its divisors is an integer number (1955694300).

Almost surely, 2^113312022132 is an apocalyptic number.

113312022132 is a gapful number since it is divisible by the number (12) 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 113312022132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140809989600).

113312022132 is an abundant number, since it is smaller than the sum of its proper divisors (168307957068).

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

113312022132 is a wasteful number, since it uses less digits than its factorization.

113312022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1233 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113312022132 its reverse (231220213311), we get a palindrome (344532235443).

The spelling of 113312022132 in words is "one hundred thirteen billion, three hundred twelve million, twenty-two thousand, one hundred thirty-two".