9900990110 has 16 divisors (see below), whose sum is σ = 19441944432. Its totient is φ = 3600360000.

The previous prime is 9900990109. The next prime is 9900990139. The reversal of 9900990110 is 110990099.

It is a happy number.

9900990110 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 45004391 + ... + 45004610.

It is an arithmetic number, because the mean of its divisors is an integer number (1215121527).

Almost surely, 2^9900990110 is an apocalyptic number.

9900990110 is a deficient number, since it is larger than the sum of its proper divisors (9540954322).

9900990110 is a wasteful number, since it uses less digits than its factorization.

9900990110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90009019.

The product of its (nonzero) digits is 6561, while the sum is 38.

The square root of 9900990110 is about 99503.7190762235. The cubic root of 9900990110 is about 2147.3007488911.

The spelling of 9900990110 in words is "nine billion, nine hundred million, nine hundred ninety thousand, one hundred ten".