102211220112222 has 32 divisors (see below), whose sum is σ = 220701770446752. Its totient is φ = 31370388027264.

The previous prime is 102211220112173. The next prime is 102211220112241. The reversal of 102211220112222 is 222211022112201.

It is a congruent number.

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, 1650347193 + ... + 1650409124.

It is an arithmetic number, because the mean of its divisors is an integer number (6896930326461).

Almost surely, 2^{102211220112222} is an apocalyptic number.

102211220112222 is an abundant number, since it is smaller than the sum of its proper divisors (118490550334530).

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

102211220112222 is a wasteful number, since it uses less digits than its factorization.

102211220112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300756732.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102211220112222 its reverse (222211022112201), we get a palindrome (324422242224423).

The spelling of 102211220112222 in words is "one hundred two trillion, two hundred eleven billion, two hundred twenty million, one hundred twelve thousand, two hundred twenty-two".