323211232163 has 2 divisors, whose sum is σ = 323211232164. Its totient is φ = 323211232162.

The previous prime is 323211232151. The next prime is 323211232171. The reversal of 323211232163 is 361232112323.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 323211232163 - 2³² = 318916264867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (323211232133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161605616081 + 161605616082.

It is an arithmetic number, because the mean of its divisors is an integer number (161605616082).

Almost surely, 2^323211232163 is an apocalyptic number.

323211232163 is a deficient number, since it is larger than the sum of its proper divisors (1).

323211232163 is an equidigital number, since it uses as much as digits as its factorization.

323211232163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 29.

Adding to 323211232163 its reverse (361232112323), we get a palindrome (684443344486).

The spelling of 323211232163 in words is "three hundred twenty-three billion, two hundred eleven million, two hundred thirty-two thousand, one hundred sixty-three".