112120121100200 has 48 divisors (see below), whose sum is σ = 260759418109980. Its totient is φ = 44834261506560.

The previous prime is 112120121100191. The next prime is 112120121100269. The reversal of 112120121100200 is 2001121021211.

It can be written as a sum of positive squares in 6 ways, for example, as 78852304333924 + 33267816766276 = 8879882^2 + 5767826^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85516109 + ... + 86817308.

Almost surely, 2^{112120121100200} is an apocalyptic number.

112120121100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120121100200 is an abundant number, since it is smaller than the sum of its proper divisors (148639297009780).

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

112120121100200 is a wasteful number, since it uses less digits than its factorization.

112120121100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172336686 (or 172336677 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112120121100200 its reverse (2001121021211), we get a palindrome (114121242121411).

The spelling of 112120121100200 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twenty-one million, one hundred thousand, two hundred".