112122330312 has 64 divisors (see below), whose sum is σ = 286718227200. Its totient is φ = 36521615360.

The previous prime is 112122330311. The next prime is 112122330323. The reversal of 112122330312 is 213033221211.

It is not an unprimeable number, because it can be changed into a prime (112122330311) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 645514 + ... + 800582.

It is an arithmetic number, because the mean of its divisors is an integer number (4479972300).

Almost surely, 2^112122330312 is an apocalyptic number.

112122330312 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 112122330312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143359113600).

112122330312 is an abundant number, since it is smaller than the sum of its proper divisors (174595896888).

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

112122330312 is a wasteful number, since it uses less digits than its factorization.

112122330312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155766 (or 155762 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 112122330312 its reverse (213033221211), we get a palindrome (325155551523).

The spelling of 112122330312 in words is "one hundred twelve billion, one hundred twenty-two million, three hundred thirty thousand, three hundred twelve".