200651060209 has 2 divisors, whose sum is σ = 200651060210. Its totient is φ = 200651060208.

The previous prime is 200651060161. The next prime is 200651060219. The reversal of 200651060209 is 902060156002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197847040000 + 2804020209 = 444800^2 + 52953^2 .

It is a cyclic number.

It is not a de Polignac number, because 200651060209 - 2⁷ = 200651060081 is a prime.

It is not a weakly prime, because it can be changed into another prime (200651060219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100325530104 + 100325530105.

It is an arithmetic number, because the mean of its divisors is an integer number (100325530105).

Almost surely, 2^200651060209 is an apocalyptic number.

It is an amenable number.

200651060209 is a deficient number, since it is larger than the sum of its proper divisors (1).

200651060209 is an equidigital number, since it uses as much as digits as its factorization.

200651060209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 200651060209 in words is "two hundred billion, six hundred fifty-one million, sixty thousand, two hundred nine".