112222122102100 has 216 divisors, whose sum is σ = 249386781120288. Its totient is φ = 43831161158400.

The previous prime is 112222122102073. The next prime is 112222122102107. The reversal of 112222122102100 is 1201221222211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112222122102107) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 30804862879 + ... + 30804866521.

Almost surely, 2^{112222122102100} is an apocalyptic number.

112222122102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112222122102100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124693390560144).

112222122102100 is an abundant number, since it is smaller than the sum of its proper divisors (137164659018188).

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

112222122102100 is a wasteful number, since it uses less digits than its factorization.

112222122102100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375 (or 4301 counting only the distinct ones).

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

Adding to 112222122102100 its reverse (1201221222211), we get a palindrome (113423343324311).

The spelling of 112222122102100 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred two thousand, one hundred".