322323020121209 has 2 divisors, whose sum is σ = 322323020121210. Its totient is φ = 322323020121208.

The previous prime is 322323020121029. The next prime is 322323020121211. The reversal of 322323020121209 is 902121020323223.

Together with previous prime (322323020121029) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293508165126400 + 28814854994809 = 17132080^2 + 5367947^2 .

It is an emirp because it is prime and its reverse (902121020323223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 322323020121209 - 2⁸ = 322323020120953 is a prime.

It is a Sophie Germain prime.

Together with 322323020121211, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (322323020121229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161161510060604 + 161161510060605.

It is an arithmetic number, because the mean of its divisors is an integer number (161161510060605).

Almost surely, 2^{322323020121209} is an apocalyptic number.

It is an amenable number.

322323020121209 is a deficient number, since it is larger than the sum of its proper divisors (1).

322323020121209 is an equidigital number, since it uses as much as digits as its factorization.

322323020121209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 322323020121209 in words is "three hundred twenty-two trillion, three hundred twenty-three billion, twenty million, one hundred twenty-one thousand, two hundred nine".