101011000099966 has 64 divisors (see below), whose sum is σ = 181789916474880. Its totient is φ = 41552534010240.

The previous prime is 101011000099957. The next prime is 101011000099979. The reversal of 101011000099966 is 669990000110101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 635596 + ... + 14227648.

It is an arithmetic number, because the mean of its divisors is an integer number (2840467444920).

Almost surely, 2^{101011000099966} is an apocalyptic number.

101011000099966 is a deficient number, since it is larger than the sum of its proper divisors (80778916374914).

101011000099966 is a wasteful number, since it uses less digits than its factorization.

101011000099966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13592881.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 101011000099966 in words is "one hundred one trillion, eleven billion, ninety-nine thousand, nine hundred sixty-six".