112120221021200 has 120 divisors (see below), whose sum is σ = 311559130481088. Its totient is φ = 37978071344640.

The previous prime is 112120221021103. The next prime is 112120221021203. The reversal of 112120221021200 is 2120122021211.

It is not an unprimeable number, because it can be changed into a prime (112120221021203) 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, 240990107 + ... + 241454906.

Almost surely, 2^{112120221021200} is an apocalyptic number.

112120221021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120221021200 is an abundant number, since it is smaller than the sum of its proper divisors (199438909459888).

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

112120221021200 is a wasteful number, since it uses less digits than its factorization.

112120221021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482445121 (or 482445110 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112120221021200 its reverse (2120122021211), we get a palindrome (114240343042411).

The spelling of 112120221021200 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred twenty-one million, twenty-one thousand, two hundred".