112321310112 has 144 divisors (see below), whose sum is σ = 349069331520. Its totient is φ = 33976396800.

The previous prime is 112321310089. The next prime is 112321310137. The reversal of 112321310112 is 211013123211.

112321310112 is a `hidden beast` number, since 11 + 232 + 1 + 310 + 112 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

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 23 ways as a sum of consecutive naturals, for example, 1771437 + ... + 1833747.

It is an arithmetic number, because the mean of its divisors is an integer number (2424092580).

Almost surely, 2^112321310112 is an apocalyptic number.

112321310112 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 112321310112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174534665760).

112321310112 is an abundant number, since it is smaller than the sum of its proper divisors (236748021408).

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

112321310112 is a wasteful number, since it uses less digits than its factorization.

112321310112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62907 (or 62896 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 112321310112 its reverse (211013123211), we get a palindrome (323334433323).

The spelling of 112321310112 in words is "one hundred twelve billion, three hundred twenty-one million, three hundred ten thousand, one hundred twelve".