202000200185 has 12 divisors (see below), whose sum is σ = 281975789988. Its totient is φ = 138514422816.

The previous prime is 202000200169. The next prime is 202000200197. The reversal of 202000200185 is 581002000202.

202000200185 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 2 ways, for example, as 149245460329 + 52754739856 = 386323^2 + 229684^2 .

It is not a de Polignac number, because 202000200185 - 2⁴ = 202000200169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412245062 + ... + 412245551.

It is an arithmetic number, because the mean of its divisors is an integer number (23497982499).

Almost surely, 2^202000200185 is an apocalyptic number.

It is an amenable number.

202000200185 is a deficient number, since it is larger than the sum of its proper divisors (79975589803).

202000200185 is an equidigital number, since it uses as much as digits as its factorization.

202000200185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824490632 (or 824490625 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 202000200185 its reverse (581002000202), we get a palindrome (783002200387).

The spelling of 202000200185 in words is "two hundred two billion, two hundred thousand, one hundred eighty-five".