323130211223203 has 2 divisors, whose sum is σ = 323130211223204. Its totient is φ = 323130211223202.

The previous prime is 323130211223201. The next prime is 323130211223207. The reversal of 323130211223203 is 302322112031323.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323130211223203 - 2¹ = 323130211223201 is a prime.

Together with 323130211223201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (323130211223201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161565105611601 + 161565105611602.

It is an arithmetic number, because the mean of its divisors is an integer number (161565105611602).

Almost surely, 2^{323130211223203} is an apocalyptic number.

323130211223203 is a deficient number, since it is larger than the sum of its proper divisors (1).

323130211223203 is an equidigital number, since it uses as much as digits as its factorization.

323130211223203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 323130211223203 its reverse (302322112031323), we get a palindrome (625452323254526).

The spelling of 323130211223203 in words is "three hundred twenty-three trillion, one hundred thirty billion, two hundred eleven million, two hundred twenty-three thousand, two hundred three".