112100212202100 has 144 divisors (see below), whose sum is σ = 324595086668160. Its totient is φ = 29870191411200.

The previous prime is 112100212202087. The next prime is 112100212202101. The reversal of 112100212202100 is 1202212001211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112100212202100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112100212202101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2091746305 + ... + 2091799895.

Almost surely, 2^{112100212202100} is an apocalyptic number.

112100212202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112100212202100 is an abundant number, since it is smaller than the sum of its proper divisors (212494874466060).

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

112100212202100 is a wasteful number, since it uses less digits than its factorization.

112100212202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58890 (or 58883 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112100212202100 its reverse (1202212001211), we get a palindrome (113302424203311).

The spelling of 112100212202100 in words is "one hundred twelve trillion, one hundred billion, two hundred twelve million, two hundred two thousand, one hundred".