10900200209 has 4 divisors (see below), whose sum is σ = 10921042416. Its totient is φ = 10879358004.

The previous prime is 10900200169. The next prime is 10900200221. The reversal of 10900200209 is 90200200901.

10900200209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90200200901 = 461 ⋅195662041.

It is a cyclic number.

It is not a de Polignac number, because 10900200209 - 2²⁰ = 10899151633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10900200229) 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 3 ways as a sum of consecutive naturals, for example, 10420319 + ... + 10421364.

It is an arithmetic number, because the mean of its divisors is an integer number (2730260604).

Almost surely, 2^10900200209 is an apocalyptic number.

It is an amenable number.

10900200209 is a deficient number, since it is larger than the sum of its proper divisors (20842207).

10900200209 is an equidigital number, since it uses as much as digits as its factorization.

10900200209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20842206.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 10900200209 in words is "ten billion, nine hundred million, two hundred thousand, two hundred nine".