323213203019879 has 2 divisors, whose sum is σ = 323213203019880. Its totient is φ = 323213203019878.

The previous prime is 323213203019873. The next prime is 323213203020013. The reversal of 323213203019879 is 978910302312323.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323213203019879 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323213203019879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323213203019873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606601509939 + 161606601509940.

It is an arithmetic number, because the mean of its divisors is an integer number (161606601509940).

Almost surely, 2^{323213203019879} is an apocalyptic number.

323213203019879 is a deficient number, since it is larger than the sum of its proper divisors (1).

323213203019879 is an equidigital number, since it uses as much as digits as its factorization.

323213203019879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 323213203019879 in words is "three hundred twenty-three trillion, two hundred thirteen billion, two hundred three million, nineteen thousand, eight hundred seventy-nine".