112221323112 has 16 divisors (see below), whose sum is σ = 280553307840. Its totient is φ = 37407107696.

The previous prime is 112221323023. The next prime is 112221323131. The reversal of 112221323112 is 211323122211.

It is a super-2 number, since 2×112221323112² (a number of 23 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337944208 + ... + 2337944255.

It is an arithmetic number, because the mean of its divisors is an integer number (17534581740).

Almost surely, 2^112221323112 is an apocalyptic number.

112221323112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112221323112 is an abundant number, since it is smaller than the sum of its proper divisors (168331984728).

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

112221323112 is a wasteful number, since it uses less digits than its factorization.

112221323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675888472 (or 4675888468 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 112221323112 its reverse (211323122211), we get a palindrome (323544445323).

The spelling of 112221323112 in words is "one hundred twelve billion, two hundred twenty-one million, three hundred twenty-three thousand, one hundred twelve".