133230000209 has 2 divisors, whose sum is σ = 133230000210. Its totient is φ = 133230000208.

The previous prime is 133230000199. The next prime is 133230000227. The reversal of 133230000209 is 902000032331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133099469584 + 130530625 = 364828^2 + 11425^2 .

It is a cyclic number.

It is not a de Polignac number, because 133230000209 - 2²⁰ = 133228951633 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (133230030209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615000104 + 66615000105.

It is an arithmetic number, because the mean of its divisors is an integer number (66615000105).

Almost surely, 2^133230000209 is an apocalyptic number.

It is an amenable number.

133230000209 is a deficient number, since it is larger than the sum of its proper divisors (1).

133230000209 is an equidigital number, since it uses as much as digits as its factorization.

133230000209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The spelling of 133230000209 in words is "one hundred thirty-three billion, two hundred thirty million, two hundred nine", and thus it is an aban number.