222001102220 has 48 divisors (see below), whose sum is σ = 467270451648. Its totient is φ = 88597232640.

The previous prime is 222001102217. The next prime is 222001102243. The reversal of 222001102220 is 22201100222.

It is a junction number, because it is equal to n+sod(n) for n = 222001102195 and 222001102204.

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, 16327625 + ... + 16341215.

It is an arithmetic number, because the mean of its divisors is an integer number (9734801076).

Almost surely, 2^222001102220 is an apocalyptic number.

222001102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222001102220 is an abundant number, since it is smaller than the sum of its proper divisors (245269349428).

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

222001102220 is a wasteful number, since it uses less digits than its factorization.

222001102220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15410 (or 15408 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222001102220 its reverse (22201100222), we get a palindrome (244202202442).

The spelling of 222001102220 in words is "two hundred twenty-two billion, one million, one hundred two thousand, two hundred twenty".