112222121221200 has 120 divisors (see below), whose sum is σ = 361897512300000. Its totient is φ = 29725053985280.

The previous prime is 112222121221141. The next prime is 112222121221211. The reversal of 112222121221200 is 2122121222211.

112222121221200 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313641450 + ... + 313999049.

It is an arithmetic number, because the mean of its divisors is an integer number (3015812602500).

Almost surely, 2^{112222121221200} is an apocalyptic number.

112222121221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222121221200 is an abundant number, since it is smaller than the sum of its proper divisors (249675391078800).

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

112222121221200 is a wasteful number, since it uses less digits than its factorization.

112222121221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627640669 (or 627640658 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112222121221200 its reverse (2122121222211), we get a palindrome (114344242443411).

The spelling of 112222121221200 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred".