102221666107 has 16 divisors (see below), whose sum is σ = 114128720640. Its totient is φ = 90751096800.

The previous prime is 102221666087. The next prime is 102221666119. The reversal of 102221666107 is 701666122201.

It is a cyclic number.

It is not a de Polignac number, because 102221666107 - 2⁷ = 102221665979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102221666177) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3096394 + ... + 3129232.

It is an arithmetic number, because the mean of its divisors is an integer number (7133045040).

Almost surely, 2^102221666107 is an apocalyptic number.

102221666107 is a deficient number, since it is larger than the sum of its proper divisors (11907054533).

102221666107 is a wasteful number, since it uses less digits than its factorization.

102221666107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39474.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 102221666107 its reverse (701666122201), we get a palindrome (803887788308).

The spelling of 102221666107 in words is "one hundred two billion, two hundred twenty-one million, six hundred sixty-six thousand, one hundred seven".