990110110 has 16 divisors (see below), whose sum is σ = 1944216432. Its totient is φ = 360040000.

The previous prime is 990110089. The next prime is 990110113. The reversal of 990110110 is 11011099.

990110110 = 2673² + 2674² + ... + 2804².

It is a Harshad number since it is a multiple of its sum of digits (22).

990110110 is a modest number, since divided by 110110 gives 990 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990110113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4500391 + ... + 4500610.

It is an arithmetic number, because the mean of its divisors is an integer number (121513527).

Almost surely, 2^990110110 is an apocalyptic number.

990110110 is a deficient number, since it is larger than the sum of its proper divisors (954106322).

990110110 is a wasteful number, since it uses less digits than its factorization.

990110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9001019.

The product of its (nonzero) digits is 81, while the sum is 22.

The square root of 990110110 is about 31466.0151592158. The cubic root of 990110110 is about 996.6924421224.

The spelling of 990110110 in words is "nine hundred ninety million, one hundred ten thousand, one hundred ten".