422020422349 has 2 divisors, whose sum is σ = 422020422350. Its totient is φ = 422020422348.

The previous prime is 422020422293. The next prime is 422020422407. The reversal of 422020422349 is 943224020224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218883622500 + 203136799849 = 467850^2 + 450707^2 .

It is a cyclic number.

It is not a de Polignac number, because 422020422349 - 2⁷ = 422020422221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422020429349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211010211174 + 211010211175.

It is an arithmetic number, because the mean of its divisors is an integer number (211010211175).

Almost surely, 2^422020422349 is an apocalyptic number.

It is an amenable number.

422020422349 is a deficient number, since it is larger than the sum of its proper divisors (1).

422020422349 is an equidigital number, since it uses as much as digits as its factorization.

422020422349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 422020422349 in words is "four hundred twenty-two billion, twenty million, four hundred twenty-two thousand, three hundred forty-nine".