112021221200 has 120 divisors (see below), whose sum is σ = 325671244992. Its totient is φ = 36148008960.

The previous prime is 112021221181. The next prime is 112021221203. The reversal of 112021221200 is 2122120211.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021221203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1129094 + ... + 1224293.

Almost surely, 2^112021221200 is an apocalyptic number.

112021221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112021221200 is an abundant number, since it is smaller than the sum of its proper divisors (213650023792).

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

112021221200 is a wasteful number, since it uses less digits than its factorization.

112021221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353429 (or 2353418 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 112021221200 its reverse (2122120211), we get a palindrome (114143341411).

The spelling of 112021221200 in words is "one hundred twelve billion, twenty-one million, two hundred twenty-one thousand, two hundred".