213322330213 has 2 divisors, whose sum is σ = 213322330214. Its totient is φ = 213322330212.

The previous prime is 213322330181. The next prime is 213322330223. The reversal of 213322330213 is 312033223312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161783341729 + 51538988484 = 402223^2 + 227022^2 .

It is a cyclic number.

It is not a de Polignac number, because 213322330213 - 2⁵ = 213322330181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213322330223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106661165106 + 106661165107.

It is an arithmetic number, because the mean of its divisors is an integer number (106661165107).

Almost surely, 2^213322330213 is an apocalyptic number.

It is an amenable number.

213322330213 is a deficient number, since it is larger than the sum of its proper divisors (1).

213322330213 is an equidigital number, since it uses as much as digits as its factorization.

213322330213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 213322330213 its reverse (312033223312), we get a palindrome (525355553525).

The spelling of 213322330213 in words is "two hundred thirteen billion, three hundred twenty-two million, three hundred thirty thousand, two hundred thirteen".