102221121211102 has 16 divisors (see below), whose sum is σ = 154761845436000. Its totient is φ = 50633981526240.

The previous prime is 102221121211091. The next prime is 102221121211117. The reversal of 102221121211102 is 201112121122201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102221121211102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34089849 + ... + 36967012.

It is an arithmetic number, because the mean of its divisors is an integer number (9672615339750).

Almost surely, 2^{102221121211102} is an apocalyptic number.

102221121211102 is a deficient number, since it is larger than the sum of its proper divisors (52540724224898).

102221121211102 is a wasteful number, since it uses less digits than its factorization.

102221121211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71063571.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102221121211102 its reverse (201112121122201), we get a palindrome (303333242333303).

The spelling of 102221121211102 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred eleven thousand, one hundred two".