112212221200120 has 64 divisors (see below), whose sum is σ = 256067041176000. Its totient is φ = 44246912962560.

The previous prime is 112212221200117. The next prime is 112212221200127. The reversal of 112212221200120 is 21002122212211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212221200127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19140382 + ... + 24305938.

It is an arithmetic number, because the mean of its divisors is an integer number (4001047518375).

Almost surely, 2^{112212221200120} is an apocalyptic number.

112212221200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112212221200120 is an abundant number, since it is smaller than the sum of its proper divisors (143854819975880).

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

112212221200120 is a wasteful number, since it uses less digits than its factorization.

112212221200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5173288 (or 5173284 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112212221200120 its reverse (21002122212211), we get a palindrome (133214343412331).

The spelling of 112212221200120 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred twenty-one million, two hundred thousand, one hundred twenty".