222112222100022 has 32 divisors (see below), whose sum is σ = 454558095712512. Its totient is φ = 72315153709344.

The previous prime is 222112222099967. The next prime is 222112222100023. The reversal of 222112222100022 is 220001222211222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112222100023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39817983 + ... + 45052149.

It is an arithmetic number, because the mean of its divisors is an integer number (14204940491016).

Almost surely, 2^{222112222100022} is an apocalyptic number.

222112222100022 is an abundant number, since it is smaller than the sum of its proper divisors (232445873612490).

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

222112222100022 is a wasteful number, since it uses less digits than its factorization.

222112222100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5398692.

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

Adding to 222112222100022 its reverse (220001222211222), we get a palindrome (442113444311244).

The spelling of 222112222100022 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred thousand, twenty-two".