222122202110220 has 24 divisors (see below), whose sum is σ = 621942165908784. Its totient is φ = 59232587229376.

The previous prime is 222122202110189. The next prime is 222122202110243. The reversal of 222122202110220 is 22011202221222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851018350859 + ... + 1851018350978.

It is an arithmetic number, because the mean of its divisors is an integer number (25914256912866).

Almost surely, 2^{222122202110220} is an apocalyptic number.

222122202110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122202110220 is an abundant number, since it is smaller than the sum of its proper divisors (399819963798564).

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

222122202110220 is a wasteful number, since it uses less digits than its factorization.

222122202110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702036701849 (or 3702036701847 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222122202110220 its reverse (22011202221222), we get a palindrome (244133404331442).

The spelling of 222122202110220 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred two million, one hundred ten thousand, two hundred twenty".