322350251212009 has 2 divisors, whose sum is σ = 322350251212010. Its totient is φ = 322350251212008.

The previous prime is 322350251212007. The next prime is 322350251212039. The reversal of 322350251212009 is 900212152053223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220500878929984 + 101849372282025 = 14849272^2 + 10092045^2 .

It is a cyclic number.

It is not a de Polignac number, because 322350251212009 - 2¹ = 322350251212007 is a prime.

Together with 322350251212007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (322350251212007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161175125606004 + 161175125606005.

It is an arithmetic number, because the mean of its divisors is an integer number (161175125606005).

Almost surely, 2^{322350251212009} is an apocalyptic number.

It is an amenable number.

322350251212009 is a deficient number, since it is larger than the sum of its proper divisors (1).

322350251212009 is an equidigital number, since it uses as much as digits as its factorization.

322350251212009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 322350251212009 in words is "three hundred twenty-two trillion, three hundred fifty billion, two hundred fifty-one million, two hundred twelve thousand, nine".