112011121022100 has 72 divisors (see below), whose sum is σ = 324347504368608. Its totient is φ = 29845485340800.

The previous prime is 112011121022077. The next prime is 112011121022111. The reversal of 112011121022100 is 1220121110211.

It is a happy number.

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 112011121022100.

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, 150546606 + ... + 151288805.

It is an arithmetic number, because the mean of its divisors is an integer number (4504826449564).

Almost surely, 2^{112011121022100} is an apocalyptic number.

112011121022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112011121022100 is an abundant number, since it is smaller than the sum of its proper divisors (212336383346508).

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

112011121022100 is a wasteful number, since it uses less digits than its factorization.

112011121022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301836665 (or 301836658 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112011121022100 its reverse (1220121110211), we get a palindrome (113231242132311).

The spelling of 112011121022100 in words is "one hundred twelve trillion, eleven billion, one hundred twenty-one million, twenty-two thousand, one hundred".