102221111222 has 16 divisors (see below), whose sum is σ = 153641139552. Its totient is φ = 51007440000.

The previous prime is 102221111221. The next prime is 102221111257. The reversal of 102221111222 is 222111122201.

102221111222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 102221111222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221111221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7426847 + ... + 7440597.

It is an arithmetic number, because the mean of its divisors is an integer number (9602571222).

Almost surely, 2^102221111222 is an apocalyptic number.

102221111222 is a deficient number, since it is larger than the sum of its proper divisors (51420028330).

102221111222 is a wasteful number, since it uses less digits than its factorization.

102221111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20983.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102221111222 its reverse (222111122201), we get a palindrome (324332233423).

The spelling of 102221111222 in words is "one hundred two billion, two hundred twenty-one million, one hundred eleven thousand, two hundred twenty-two".