1002200199966 has 24 divisors (see below), whose sum is σ = 2481638590704. Its totient is φ = 286342914240.

The previous prime is 1002200199937. The next prime is 1002200199989. The reversal of 1002200199966 is 6699910022001.

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 11 ways as a sum of consecutive naturals, for example, 3976984795 + ... + 3976985046.

It is an arithmetic number, because the mean of its divisors is an integer number (103401607946).

Almost surely, 2^{1002200199966} is an apocalyptic number.

1002200199966 is an abundant number, since it is smaller than the sum of its proper divisors (1479438390738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002200199966 is a wasteful number, since it uses less digits than its factorization.

1002200199966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953969856 (or 7953969853 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The spelling of 1002200199966 in words is "one trillion, two billion, two hundred million, one hundred ninety-nine thousand, nine hundred sixty-six".