112101222211220 has 48 divisors (see below), whose sum is σ = 258351515791488. Its totient is φ = 40519984498560.

The previous prime is 112101222211219. The next prime is 112101222211283. The reversal of 112101222211220 is 22112222101211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112101222211192 and 112101222211201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525565087 + ... + 1525638566.

It is an arithmetic number, because the mean of its divisors is an integer number (5382323245656).

Almost surely, 2^{112101222211220} is an apocalyptic number.

112101222211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112101222211220 is an abundant number, since it is smaller than the sum of its proper divisors (146250293580268).

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

112101222211220 is a wasteful number, since it uses less digits than its factorization.

112101222211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051203840 (or 3051203838 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112101222211220 its reverse (22112222101211), we get a palindrome (134213444312431).

The spelling of 112101222211220 in words is "one hundred twelve trillion, one hundred one billion, two hundred twenty-two million, two hundred eleven thousand, two hundred twenty".