112212211121112 has 32 divisors (see below), whose sum is σ = 280910136139200. Its totient is φ = 37353455928864.

The previous prime is 112212211121093. The next prime is 112212211121117. The reversal of 112212211121112 is 211121112212211.

It is a super-2 number, since 2×112212211121112² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212211121117) 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, 3163384698 + ... + 3163420169.

It is an arithmetic number, because the mean of its divisors is an integer number (8778441754350).

Almost surely, 2^{112212211121112} is an apocalyptic number.

112212211121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112212211121112 is an abundant number, since it is smaller than the sum of its proper divisors (168697925018088).

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

112212211121112 is a wasteful number, since it uses less digits than its factorization.

112212211121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326805615 (or 6326805611 counting only the distinct ones).

The product of its digits is 64, while the sum is 21.

Adding to 112212211121112 its reverse (211121112212211), we get a palindrome (323333323333323).

The spelling of 112212211121112 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred eleven million, one hundred twenty-one thousand, one hundred twelve".