9909900010 has 16 divisors (see below), whose sum is σ = 18452917800. Its totient is φ = 3827271616.

The previous prime is 9909899971. The next prime is 9909900023. The reversal of 9909900010 is 100099099.

9909900010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8991022041 + 918877969 = 94821^2 + 30313^2 .

It is a super-2 number, since 2×9909900010² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 17085745 + ... + 17086324.

Almost surely, 2^9909900010 is an apocalyptic number.

9909900010 is a deficient number, since it is larger than the sum of its proper divisors (8543017790).

9909900010 is a wasteful number, since it uses less digits than its factorization.

9909900010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34172105.

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

The square root of 9909900010 is about 99548.4807016159. The cubic root of 9909900010 is about 2147.9446743492.

The spelling of 9909900010 in words is "nine billion, nine hundred nine million, nine hundred thousand, ten".