112012121021120 has 112 divisors (see below), whose sum is σ = 282492761005728. Its totient is φ = 42158225080320.

The previous prime is 112012121021117. The next prime is 112012121021131. The reversal of 112012121021120 is 21120121210211.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18091859 + ... + 23480621.

It is an arithmetic number, because the mean of its divisors is an integer number (2522256794694).

Almost surely, 2^{112012121021120} is an apocalyptic number.

112012121021120 is a gapful number since it is divisible by the number (10) 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 112012121021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141246380502864).

112012121021120 is an abundant number, since it is smaller than the sum of its proper divisors (170480639984608).

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

112012121021120 is a wasteful number, since it uses less digits than its factorization.

112012121021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392618 (or 5392608 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112012121021120 its reverse (21120121210211), we get a palindrome (133132242231331).

The spelling of 112012121021120 in words is "one hundred twelve trillion, twelve billion, one hundred twenty-one million, twenty-one thousand, one hundred twenty".