1000010099966 has 16 divisors (see below), whose sum is σ = 1514855448288. Its totient is φ = 495060060000.

The previous prime is 1000010099947. The next prime is 1000010099981. The reversal of 1000010099966 is 6699900100001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691976 + ... + 1574436.

It is an arithmetic number, because the mean of its divisors is an integer number (94678465518).

Almost surely, 2^{1000010099966} is an apocalyptic number.

1000010099966 is a deficient number, since it is larger than the sum of its proper divisors (514845348322).

1000010099966 is a wasteful number, since it uses less digits than its factorization.

1000010099966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888067.

The product of its (nonzero) digits is 26244, while the sum is 41.

Adding to 1000010099966 its reverse (6699900100001), we get a palindrome (7699910199967).

The spelling of 1000010099966 in words is "one trillion, ten million, ninety-nine thousand, nine hundred sixty-six".