102221111210102 has 64 divisors (see below), whose sum is σ = 155189262458880. Its totient is φ = 50496759936000.

The previous prime is 102221111210069. The next prime is 102221111210111. The reversal of 102221111210102 is 201012111122201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43702910849 + ... + 43702913187.

It is an arithmetic number, because the mean of its divisors is an integer number (2424832225920).

Almost surely, 2^{102221111210102} is an apocalyptic number.

102221111210102 is a deficient number, since it is larger than the sum of its proper divisors (52968151248778).

102221111210102 is a wasteful number, since it uses less digits than its factorization.

102221111210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4109.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102221111210102 its reverse (201012111122201), we get a palindrome (303233222332303).

The spelling of 102221111210102 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred eleven million, two hundred ten thousand, one hundred two".