133210211 has 2 divisors, whose sum is σ = 133210212. Its totient is φ = 133210210.

The previous prime is 133210201. The next prime is 133210219. The reversal of 133210211 is 112012331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133210211 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133210219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66605105 + 66605106.

It is an arithmetic number, because the mean of its divisors is an integer number (66605106).

Almost surely, 2^133210211 is an apocalyptic number.

133210211 is a deficient number, since it is larger than the sum of its proper divisors (1).

133210211 is an equidigital number, since it uses as much as digits as its factorization.

133210211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 133210211 is about 11541.6727990357. The cubic root of 133210211 is about 510.7156568262.

Adding to 133210211 its reverse (112012331), we get a palindrome (245222542).

The spelling of 133210211 in words is "one hundred thirty-three million, two hundred ten thousand, two hundred eleven".