322240013 has 2 divisors, whose sum is σ = 322240014. Its totient is φ = 322240012.

The previous prime is 322239997. The next prime is 322240043. The reversal of 322240013 is 310042223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315879529 + 6360484 = 17773^2 + 2522^2 .

It is an emirp because it is prime and its reverse (310042223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 322240013 - 2⁴ = 322239997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322239973 and 322240000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322240043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161120006 + 161120007.

It is an arithmetic number, because the mean of its divisors is an integer number (161120007).

Almost surely, 2^322240013 is an apocalyptic number.

It is an amenable number.

322240013 is a deficient number, since it is larger than the sum of its proper divisors (1).

322240013 is an equidigital number, since it uses as much as digits as its factorization.

322240013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 322240013 is about 17951.0448999494. The cubic root of 322240013 is about 685.5826559075.

Adding to 322240013 its reverse (310042223), we get a palindrome (632282236).

The spelling of 322240013 in words is "three hundred twenty-two million, two hundred forty thousand, thirteen".