422344212401 has 2 divisors, whose sum is σ = 422344212402. Its totient is φ = 422344212400.

The previous prime is 422344212373. The next prime is 422344212403. The reversal of 422344212401 is 104212443224.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370697104801 + 51647107600 = 608849^2 + 227260^2 .

It is a cyclic number.

It is not a de Polignac number, because 422344212401 - 2¹⁴ = 422344196017 is a prime.

Together with 422344212403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422344212403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211172106200 + 211172106201.

It is an arithmetic number, because the mean of its divisors is an integer number (211172106201).

Almost surely, 2^422344212401 is an apocalyptic number.

It is an amenable number.

422344212401 is a deficient number, since it is larger than the sum of its proper divisors (1).

422344212401 is an equidigital number, since it uses as much as digits as its factorization.

422344212401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 422344212401 its reverse (104212443224), we get a palindrome (526556655625).

The spelling of 422344212401 in words is "four hundred twenty-two billion, three hundred forty-four million, two hundred twelve thousand, four hundred one".