202200212009 has 4 divisors (see below), whose sum is σ = 202492832400. Its totient is φ = 201907591620.

The previous prime is 202200212003. The next prime is 202200212063. The reversal of 202200212009 is 900212002202.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202200212009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202200212003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146309159 + ... + 146310540.

It is an arithmetic number, because the mean of its divisors is an integer number (50623208100).

Almost surely, 2^202200212009 is an apocalyptic number.

It is an amenable number.

202200212009 is a deficient number, since it is larger than the sum of its proper divisors (292620391).

202200212009 is an equidigital number, since it uses as much as digits as its factorization.

202200212009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292620390.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 202200212009 in words is "two hundred two billion, two hundred million, two hundred twelve thousand, nine".