133203032213 has 2 divisors, whose sum is σ = 133203032214. Its totient is φ = 133203032212.

The previous prime is 133203032197. The next prime is 133203032231. The reversal of 133203032213 is 312230302331.

Together with next prime (133203032231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68046896164 + 65156136049 = 260858^2 + 255257^2 .

It is a cyclic number.

It is not a de Polignac number, because 133203032213 - 2⁴ = 133203032197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133203032293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66601516106 + 66601516107.

It is an arithmetic number, because the mean of its divisors is an integer number (66601516107).

Almost surely, 2^133203032213 is an apocalyptic number.

It is an amenable number.

133203032213 is a deficient number, since it is larger than the sum of its proper divisors (1).

133203032213 is an equidigital number, since it uses as much as digits as its factorization.

133203032213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 133203032213 its reverse (312230302331), we get a palindrome (445433334544).

The spelling of 133203032213 in words is "one hundred thirty-three billion, two hundred three million, thirty-two thousand, two hundred thirteen".