113221210032 has 120 divisors (see below), whose sum is σ = 363631542560. Its totient is φ = 32214620160.

The previous prime is 113221210027. The next prime is 113221210051. The reversal of 113221210032 is 230012122311.

It is a super-2 number, since 2×113221210032² (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 junction number, because it is equal to n+sod(n) for n = 113221209987 and 113221210014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9894 + ... + 475962.

Almost surely, 2^113221210032 is an apocalyptic number.

113221210032 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 113221210032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181815771280).

113221210032 is an abundant number, since it is smaller than the sum of its proper divisors (250410332528).

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

113221210032 is a wasteful number, since it uses less digits than its factorization.

113221210032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466331 (or 466322 counting only the distinct ones).

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

Adding to 113221210032 its reverse (230012122311), we get a palindrome (343233332343).

The spelling of 113221210032 in words is "one hundred thirteen billion, two hundred twenty-one million, two hundred ten thousand, thirty-two".