200646972133 has 2 divisors, whose sum is σ = 200646972134. Its totient is φ = 200646972132.

The previous prime is 200646972121. The next prime is 200646972157. The reversal of 200646972133 is 331279646002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110089912804 + 90557059329 = 331798^2 + 300927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200646972133 is a prime.

It is a super-2 number, since 2×200646972133² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200646972133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200646672133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100323486066 + 100323486067.

It is an arithmetic number, because the mean of its divisors is an integer number (100323486067).

Almost surely, 2^200646972133 is an apocalyptic number.

It is an amenable number.

200646972133 is a deficient number, since it is larger than the sum of its proper divisors (1).

200646972133 is an equidigital number, since it uses as much as digits as its factorization.

200646972133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 200646972133 in words is "two hundred billion, six hundred forty-six million, nine hundred seventy-two thousand, one hundred thirty-three".