9009099100 has 36 divisors (see below), whose sum is σ = 20180388928. Its totient is φ = 3487392000.

The previous prime is 9009099097. The next prime is 9009099173. The reversal of 9009099100 is 19909009.

It is a self number, because there is not a number n which added to its sum of digits gives 9009099100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1449981 + ... + 1456180.

Almost surely, 2^9009099100 is an apocalyptic number.

It is an amenable number.

9009099100 is an abundant number, since it is smaller than the sum of its proper divisors (11171289828).

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

9009099100 is a wasteful number, since it uses less digits than its factorization.

9009099100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906206 (or 2906199 counting only the distinct ones).

The product of its (nonzero) digits is 6561, while the sum is 37.

The square root of 9009099100 is about 94916.2741578071. The cubic root of 9009099100 is about 2080.7845828987.

The spelling of 9009099100 in words is "nine billion, nine million, ninety-nine thousand, one hundred".