102220099966 has 12 divisors (see below), whose sum is σ = 155459351952. Its totient is φ = 50409907056.

The previous prime is 102220099909. The next prime is 102220099967. The reversal of 102220099966 is 669990022201.

102220099966 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220099967) 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 5 ways as a sum of consecutive naturals, for example, 4784806 + ... + 4806121.

It is an arithmetic number, because the mean of its divisors is an integer number (12954945996).

Almost surely, 2^102220099966 is an apocalyptic number.

102220099966 is a deficient number, since it is larger than the sum of its proper divisors (53239251986).

102220099966 is an frugal number, since it uses more digits than its factorization.

102220099966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9591075 (or 9591002 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 102220099966 in words is "one hundred two billion, two hundred twenty million, ninety-nine thousand, nine hundred sixty-six".