324221141 has 2 divisors, whose sum is σ = 324221142. Its totient is φ = 324221140.

The previous prime is 324221119. The next prime is 324221143. The reversal of 324221141 is 141122423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296700625 + 27520516 = 17225^2 + 5246^2 .

It is a cyclic number.

It is not a de Polignac number, because 324221141 - 2⁶ = 324221077 is a prime.

Together with 324221143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324221143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162110570 + 162110571.

It is an arithmetic number, because the mean of its divisors is an integer number (162110571).

Almost surely, 2^324221141 is an apocalyptic number.

It is an amenable number.

324221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

324221141 is an equidigital number, since it uses as much as digits as its factorization.

324221141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 20.

The square root of 324221141 is about 18006.1417577448. The cubic root of 324221141 is about 686.9847712611.

Adding to 324221141 its reverse (141122423), we get a palindrome (465343564).

The spelling of 324221141 in words is "three hundred twenty-four million, two hundred twenty-one thousand, one hundred forty-one".