11001111099966 has 128 divisors (see below), whose sum is σ = 27411706788480. Its totient is φ = 3248259148800.

The previous prime is 11001111099919. The next prime is 11001111100013. The reversal of 11001111099966 is 66999011110011.

It is an interprime number because it is at equal distance from previous prime (11001111099919) and next prime (11001111100013).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1377265 + ... + 4888668.

It is an arithmetic number, because the mean of its divisors is an integer number (214153959285).

Almost surely, 2^{11001111099966} is an apocalyptic number.

11001111099966 is an abundant number, since it is smaller than the sum of its proper divisors (16410595688514).

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

11001111099966 is a wasteful number, since it uses less digits than its factorization.

11001111099966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6266059 (or 6266053 counting only the distinct ones).

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

The spelling of 11001111099966 in words is "eleven trillion, one billion, one hundred eleven million, ninety-nine thousand, nine hundred sixty-six".