9900110066 has 32 divisors (see below), whose sum is σ = 18540168192. Its totient is φ = 3851836560.

The previous prime is 9900110063. The next prime is 9900110081. The reversal of 9900110066 is 6600110099.

It is a happy number.

9900110066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

9900110066 is a strobogrammatic number because it is the same when read upside-down.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9900110063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67745 + ... + 156171.

It is an arithmetic number, because the mean of its divisors is an integer number (579380256).

Almost surely, 2^9900110066 is an apocalyptic number.

9900110066 is a deficient number, since it is larger than the sum of its proper divisors (8640058126).

9900110066 is a wasteful number, since it uses less digits than its factorization.

9900110066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89174.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 9900110066 is about 99499.2968115856. The cubic root of 9900110066 is about 2147.2371264617.

The spelling of 9900110066 in words is "nine billion, nine hundred million, one hundred ten thousand, sixty-six".