112101220100220 has 192 divisors, whose sum is σ = 359055814884480. Its totient is φ = 25887986122752.

The previous prime is 112101220100159. The next prime is 112101220100227. The reversal of 112101220100220 is 22001022101211.

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 112101220100220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101220100227) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9354555 + ... + 17655314.

It is an arithmetic number, because the mean of its divisors is an integer number (1870082369190).

Almost surely, 2^{112101220100220} is an apocalyptic number.

112101220100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112101220100220 is an abundant number, since it is smaller than the sum of its proper divisors (246954594784260).

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

112101220100220 is a wasteful number, since it uses less digits than its factorization.

112101220100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27010224 (or 27010222 counting only the distinct ones).

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

Adding to 112101220100220 its reverse (22001022101211), we get a palindrome (134102242201431).

The spelling of 112101220100220 in words is "one hundred twelve trillion, one hundred one billion, two hundred twenty million, one hundred thousand, two hundred twenty".