9900220099 has 16 divisors (see below), whose sum is σ = 12346456320. Its totient is φ = 7712379360.

The previous prime is 9900220037. The next prime is 9900220117.

9900220099 is nontrivially palindromic in base 10.

9900220099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9900220099 - 2¹³ = 9900211907 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9900220019) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 310432 + ... + 340834.

It is an arithmetic number, because the mean of its divisors is an integer number (771653520).

Almost surely, 2^9900220099 is an apocalyptic number.

9900220099 is a deficient number, since it is larger than the sum of its proper divisors (2446236221).

9900220099 is a wasteful number, since it uses less digits than its factorization.

9900220099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34650.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 9900220099 is about 99499.8497436051. The cubic root of 9900220099 is about 2147.2450814597.

The spelling of 9900220099 in words is "nine billion, nine hundred million, two hundred twenty thousand, ninety-nine".