323201213 has 2 divisors, whose sum is σ = 323201214. Its totient is φ = 323201212.

The previous prime is 323201209. The next prime is 323201227. The reversal of 323201213 is 312102323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294019609 + 29181604 = 17147^2 + 5402^2 .

It is a cyclic number.

It is not a de Polignac number, because 323201213 - 2² = 323201209 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 323201191 and 323201200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323201243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161600606 + 161600607.

It is an arithmetic number, because the mean of its divisors is an integer number (161600607).

Almost surely, 2^323201213 is an apocalyptic number.

It is an amenable number.

323201213 is a deficient number, since it is larger than the sum of its proper divisors (1).

323201213 is an equidigital number, since it uses as much as digits as its factorization.

323201213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 323201213 is about 17977.7977794834. The cubic root of 323201213 is about 686.2636471839.

Adding to 323201213 its reverse (312102323), we get a palindrome (635303536).

It can be divided in two parts, 32320 and 1213, that added together give a palindrome (33533).

The spelling of 323201213 in words is "three hundred twenty-three million, two hundred one thousand, two hundred thirteen".