21122322000317 has 2 divisors, whose sum is σ = 21122322000318. Its totient is φ = 21122322000316.

The previous prime is 21122322000301. The next prime is 21122322000383. The reversal of 21122322000317 is 71300022322112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20084926787641 + 1037395212676 = 4481621^2 + 1018526^2 .

It is a cyclic number.

It is not a de Polignac number, because 21122322000317 - 2⁴ = 21122322000301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21124322000317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10561161000158 + 10561161000159.

It is an arithmetic number, because the mean of its divisors is an integer number (10561161000159).

Almost surely, 2^{21122322000317} is an apocalyptic number.

It is an amenable number.

21122322000317 is a deficient number, since it is larger than the sum of its proper divisors (1).

21122322000317 is an equidigital number, since it uses as much as digits as its factorization.

21122322000317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 21122322000317 its reverse (71300022322112), we get a palindrome (92422344322429).

The spelling of 21122322000317 in words is "twenty-one trillion, one hundred twenty-two billion, three hundred twenty-two million, three hundred seventeen", and thus it is an aban number.