113132211320 has 32 divisors (see below), whose sum is σ = 269520858000. Its totient is φ = 42590949888.

The previous prime is 113132211319. The next prime is 113132211323. The reversal of 113132211320 is 23112231311.

It is a happy number.

It is a super-2 number, since 2×113132211320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113132211292 and 113132211301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113132211323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83184770 + ... + 83186129.

Almost surely, 2^113132211320 is an apocalyptic number.

113132211320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113132211320 is an abundant number, since it is smaller than the sum of its proper divisors (156388646680).

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

113132211320 is a wasteful number, since it uses less digits than its factorization.

113132211320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166370927 (or 166370923 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113132211320 its reverse (23112231311), we get a palindrome (136244442631).

The spelling of 113132211320 in words is "one hundred thirteen billion, one hundred thirty-two million, two hundred eleven thousand, three hundred twenty".