422043226422443 has 2 divisors, whose sum is σ = 422043226422444. Its totient is φ = 422043226422442.

The previous prime is 422043226422341. The next prime is 422043226422469. The reversal of 422043226422443 is 344224622340224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422043226422443 - 2¹² = 422043226418347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422043226422394 and 422043226422403.

It is not a weakly prime, because it can be changed into another prime (422043226422943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211021613211221 + 211021613211222.

It is an arithmetic number, because the mean of its divisors is an integer number (211021613211222).

Almost surely, 2^{422043226422443} is an apocalyptic number.

422043226422443 is a deficient number, since it is larger than the sum of its proper divisors (1).

422043226422443 is an equidigital number, since it uses as much as digits as its factorization.

422043226422443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3538944, while the sum is 44.

Adding to 422043226422443 its reverse (344224622340224), we get a palindrome (766267848762667).

The spelling of 422043226422443 in words is "four hundred twenty-two trillion, forty-three billion, two hundred twenty-six million, four hundred twenty-two thousand, four hundred forty-three".