9000099100 has 18 divisors (see below), whose sum is σ = 19530215264. Its totient is φ = 3600039600.

The previous prime is 9000099083. The next prime is 9000099131. The reversal of 9000099100 is 19900009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45000396 + ... + 45000595.

Almost surely, 2^9000099100 is an apocalyptic number.

It is an amenable number.

9000099100 is an abundant number, since it is smaller than the sum of its proper divisors (10530116164).

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

9000099100 is a wasteful number, since it uses less digits than its factorization.

9000099100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90001005 (or 90000998 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 28.

The square root of 9000099100 is about 94868.8521064738. The cubic root of 9000099100 is about 2080.0914577019.

Adding to 9000099100 its reverse (19900009), we get a palindrome (9019999109).

The spelling of 9000099100 in words is "nine billion, ninety-nine thousand, one hundred".