222112110220 has 96 divisors (see below), whose sum is σ = 626263013376. Its totient is φ = 63904377600.

The previous prime is 222112110191. The next prime is 222112110313. The reversal of 222112110220 is 22011211222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222112110194 and 222112110203.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5527236 + ... + 5567275.

It is an arithmetic number, because the mean of its divisors is an integer number (6523573056).

Almost surely, 2^222112110220 is an apocalyptic number.

222112110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112110220 is an abundant number, since it is smaller than the sum of its proper divisors (404150903156).

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

222112110220 is a wasteful number, since it uses less digits than its factorization.

222112110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11094551 (or 11094549 counting only the distinct ones).

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

Adding to 222112110220 its reverse (22011211222), we get a palindrome (244123321442).

The spelling of 222112110220 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred ten thousand, two hundred twenty".