11222221120102 has 80 divisors (see below), whose sum is σ = 17759459841840. Its totient is φ = 5316262905408.

The previous prime is 11222221120079. The next prime is 11222221120171. The reversal of 11222221120102 is 20102112222211.

It is a self number, because there is not a number n which added to its sum of digits gives 11222221120102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 62693972649 + ... + 62693972827.

It is an arithmetic number, because the mean of its divisors is an integer number (221993248023).

Almost surely, 2^{11222221120102} is an apocalyptic number.

11222221120102 is a deficient number, since it is larger than the sum of its proper divisors (6537238721738).

11222221120102 is an frugal number, since it uses more digits than its factorization.

11222221120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11222221120102 its reverse (20102112222211), we get a palindrome (31324333342313).

The spelling of 11222221120102 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, one hundred two".