99110000 has 200 divisors, whose sum is σ = 282397104. Its totient is φ = 33280000.

The previous prime is 99109963. The next prime is 99110027. The reversal of 99110000 is 1199.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1869974 + ... + 1870026.

Almost surely, 2^99110000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141198552).

99110000 is an abundant number, since it is smaller than the sum of its proper divisors (183287104).

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

99110000 is a wasteful number, since it uses less digits than its factorization.

99110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 20.

The square root of 99110000 is about 9955.4005444281. The cubic root of 99110000 is about 462.7777732408. Note that the first 5 decimals are identical.

Adding to 99110000 its reverse (1199), we get a palindrome (99111199).

It can be divided in two parts, 99 and 110000, that multiplied together give a square (10890000 = 3300²).

The spelling of 99110000 in words is "ninety-nine million, one hundred ten thousand".