323212003119821 has 2 divisors, whose sum is σ = 323212003119822. Its totient is φ = 323212003119820.

The previous prime is 323212003119809. The next prime is 323212003119857. The reversal of 323212003119821 is 128911300212323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173781206412100 + 149430796707721 = 13182610^2 + 12224189^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212003119821 - 2⁶ = 323212003119757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212003119881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606001559910 + 161606001559911.

It is an arithmetic number, because the mean of its divisors is an integer number (161606001559911).

Almost surely, 2^{323212003119821} is an apocalyptic number.

It is an amenable number.

323212003119821 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212003119821 is an equidigital number, since it uses as much as digits as its factorization.

323212003119821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 323212003119821 in words is "three hundred twenty-three trillion, two hundred twelve billion, three million, one hundred nineteen thousand, eight hundred twenty-one".