422310341021 has 2 divisors, whose sum is σ = 422310341022. Its totient is φ = 422310341020.

The previous prime is 422310341009. The next prime is 422310341027. The reversal of 422310341021 is 120143013224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422160768121 + 149572900 = 649739^2 + 12230^2 .

It is a cyclic number.

It is not a de Polignac number, because 422310341021 - 2⁶ = 422310340957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422310341027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211155170510 + 211155170511.

It is an arithmetic number, because the mean of its divisors is an integer number (211155170511).

Almost surely, 2^422310341021 is an apocalyptic number.

It is an amenable number.

422310341021 is a deficient number, since it is larger than the sum of its proper divisors (1).

422310341021 is an equidigital number, since it uses as much as digits as its factorization.

422310341021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 422310341021 its reverse (120143013224), we get a palindrome (542453354245).

The spelling of 422310341021 in words is "four hundred twenty-two billion, three hundred ten million, three hundred forty-one thousand, twenty-one".