222110112220 has 12 divisors (see below), whose sum is σ = 466431235704. Its totient is φ = 88844044880.

The previous prime is 222110112209. The next prime is 222110112247. The reversal of 222110112220 is 22211011222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222110112194 and 222110112203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5552752786 + ... + 5552752825.

It is an arithmetic number, because the mean of its divisors is an integer number (38869269642).

Almost surely, 2^222110112220 is an apocalyptic number.

222110112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222110112220 is an abundant number, since it is smaller than the sum of its proper divisors (244321123484).

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

222110112220 is a wasteful number, since it uses less digits than its factorization.

222110112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105505620 (or 11105505618 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222110112220 its reverse (22211011222), we get a palindrome (244321123442).

The spelling of 222110112220 in words is "two hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred twenty".