322351213 has 2 divisors, whose sum is σ = 322351214. Its totient is φ = 322351212.

The previous prime is 322351201. The next prime is 322351217. The reversal of 322351213 is 312153223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172607044 + 149744169 = 13138^2 + 12237^2 .

It is a cyclic number.

It is not a de Polignac number, because 322351213 - 2⁵ = 322351181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322351217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161175606 + 161175607.

It is an arithmetic number, because the mean of its divisors is an integer number (161175607).

Almost surely, 2^322351213 is an apocalyptic number.

It is an amenable number.

322351213 is a deficient number, since it is larger than the sum of its proper divisors (1).

322351213 is an equidigital number, since it uses as much as digits as its factorization.

322351213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 22.

The square root of 322351213 is about 17954.1419455233. The cubic root of 322351213 is about 685.6615081300.

The spelling of 322351213 in words is "three hundred twenty-two million, three hundred fifty-one thousand, two hundred thirteen".