9901090110 has 32 divisors (see below), whose sum is σ = 24404851872. Its totient is φ = 2568931200.

The previous prime is 9901090091. The next prime is 9901090127. The reversal of 9901090110 is 110901099.

9901090110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 15 ways as a sum of consecutive naturals, for example, 4458841 + ... + 4461060.

It is an arithmetic number, because the mean of its divisors is an integer number (762651621).

Almost surely, 2^9901090110 is an apocalyptic number.

9901090110 is an abundant number, since it is smaller than the sum of its proper divisors (14503761762).

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

9901090110 is a wasteful number, since it uses less digits than its factorization.

9901090110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8919948.

The product of its (nonzero) digits is 729, while the sum is 30.

The square root of 9901090110 is about 99504.2215687355. The cubic root of 9901090110 is about 2147.3079781126.

The spelling of 9901090110 in words is "nine billion, nine hundred one million, ninety thousand, one hundred ten".