113032221012 has 48 divisors (see below), whose sum is σ = 295891639680. Its totient is φ = 37311603264.

The previous prime is 113032221011. The next prime is 113032221017. The reversal of 113032221012 is 210122230311.

113032221012 is a `hidden beast` number, since 1 + 130 + 322 + 210 + 1 + 2 = 666.

It is a super-2 number, since 2×113032221012² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113032221011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5069433 + ... + 5091680.

It is an arithmetic number, because the mean of its divisors is an integer number (6164409160).

Almost surely, 2^113032221012 is an apocalyptic number.

113032221012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113032221012 is an abundant number, since it is smaller than the sum of its proper divisors (182859418668).

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

113032221012 is a wasteful number, since it uses less digits than its factorization.

113032221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161229 (or 10161221 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 113032221012 its reverse (210122230311), we get a palindrome (323154451323).

The spelling of 113032221012 in words is "one hundred thirteen billion, thirty-two million, two hundred twenty-one thousand, twelve".