42210443017 has 2 divisors, whose sum is σ = 42210443018. Its totient is φ = 42210443016.

The previous prime is 42210442991. The next prime is 42210443069. The reversal of 42210443017 is 71034401224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41974175376 + 236267641 = 204876^2 + 15371^2 .

It is a cyclic number.

It is not a de Polignac number, because 42210443017 - 2¹¹ = 42210440969 is a prime.

It is not a weakly prime, because it can be changed into another prime (42210443117) 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, 21105221508 + 21105221509.

It is an arithmetic number, because the mean of its divisors is an integer number (21105221509).

Almost surely, 2^42210443017 is an apocalyptic number.

It is an amenable number.

42210443017 is a deficient number, since it is larger than the sum of its proper divisors (1).

42210443017 is an equidigital number, since it uses as much as digits as its factorization.

42210443017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The spelling of 42210443017 in words is "forty-two billion, two hundred ten million, four hundred forty-three thousand, seventeen".