324212243 has 2 divisors, whose sum is σ = 324212244. Its totient is φ = 324212242.

The previous prime is 324212227. The next prime is 324212267. The reversal of 324212243 is 342212423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324212243 - 2⁴ = 324212227 is a prime.

It is a super-2 number, since 2×324212243² = 210227157022182098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (324212443) 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, 162106121 + 162106122.

It is an arithmetic number, because the mean of its divisors is an integer number (162106122).

Almost surely, 2^324212243 is an apocalyptic number.

324212243 is a deficient number, since it is larger than the sum of its proper divisors (1).

324212243 is an equidigital number, since it uses as much as digits as its factorization.

324212243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 23.

The square root of 324212243 is about 18005.8946736895. The cubic root of 324212243 is about 686.9784866140.

Adding to 324212243 its reverse (342212423), we get a palindrome (666424666).

The spelling of 324212243 in words is "three hundred twenty-four million, two hundred twelve thousand, two hundred forty-three".