11101001199966 has 24 divisors (see below), whose sum is σ = 24052302704664. Its totient is φ = 3700313204400.

The previous prime is 11101001199923. The next prime is 11101001199973. The reversal of 11101001199966 is 66999110010111.

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, 1820925 + ... + 5051511.

It is an arithmetic number, because the mean of its divisors is an integer number (1002179279361).

Almost surely, 2^{11101001199966} is an apocalyptic number.

11101001199966 is an abundant number, since it is smaller than the sum of its proper divisors (12951301504698).

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

11101001199966 is a wasteful number, since it uses less digits than its factorization.

11101001199966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421496 (or 3421493 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 45.

The spelling of 11101001199966 in words is "eleven trillion, one hundred one billion, one million, one hundred ninety-nine thousand, nine hundred sixty-six".