200661201 has 24 divisors (see below), whose sum is σ = 315189056. Its totient is φ = 122277600.

The previous prime is 200661191. The next prime is 200661239. The reversal of 200661201 is 102166002.

It is a happy number.

200661201 is a `hidden beast` number, since 2 + 0 + 0 + 661 + 2 + 0 + 1 = 666.

It is not a de Polignac number, because 200661201 - 2⁷ = 200661073 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200661401) 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 23 ways as a sum of consecutive naturals, for example, 3726 + ... + 20376.

Almost surely, 2^200661201 is an apocalyptic number.

It is an amenable number.

200661201 is a deficient number, since it is larger than the sum of its proper divisors (114527855).

200661201 is a wasteful number, since it uses less digits than its factorization.

200661201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16773 (or 16770 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 200661201 is about 14165.4933200365. The cubic root of 200661201 is about 585.4472932383.

The spelling of 200661201 in words is "two hundred million, six hundred sixty-one thousand, two hundred one".