2221120102222 has 24 divisors (see below), whose sum is σ = 3881770082640. Its totient is φ = 950400017280.

The previous prime is 2221120102219. The next prime is 2221120102231. The reversal of 2221120102222 is 2222010211222.

It is a self number, because there is not a number n which added to its sum of digits gives 2221120102222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17897347 + ... + 18021022.

It is an arithmetic number, because the mean of its divisors is an integer number (161740420110).

Almost surely, 2^{2221120102222} is an apocalyptic number.

2221120102222 is a deficient number, since it is larger than the sum of its proper divisors (1660649980418).

2221120102222 is a wasteful number, since it uses less digits than its factorization.

2221120102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35919016 (or 35919009 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2221120102222 its reverse (2222010211222), we get a palindrome (4443130313444).

The spelling of 2221120102222 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred two thousand, two hundred twenty-two".