323121222041 has 2 divisors, whose sum is σ = 323121222042. Its totient is φ = 323121222040.

The previous prime is 323121222023. The next prime is 323121222049. The reversal of 323121222041 is 140222121323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296453025625 + 26668196416 = 544475^2 + 163304^2 .

It is an emirp because it is prime and its reverse (140222121323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323121222041 - 2⁶ = 323121221977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 323121221998 and 323121222016.

It is not a weakly prime, because it can be changed into another prime (323121222049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161560611020 + 161560611021.

It is an arithmetic number, because the mean of its divisors is an integer number (161560611021).

Almost surely, 2^323121222041 is an apocalyptic number.

It is an amenable number.

323121222041 is a deficient number, since it is larger than the sum of its proper divisors (1).

323121222041 is an equidigital number, since it uses as much as digits as its factorization.

323121222041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 323121222041 its reverse (140222121323), we get a palindrome (463343343364).

The spelling of 323121222041 in words is "three hundred twenty-three billion, one hundred twenty-one million, two hundred twenty-two thousand, forty-one".