4221324422009 has 2 divisors, whose sum is σ = 4221324422010. Its totient is φ = 4221324422008.

The previous prime is 4221324421933. The next prime is 4221324422027. The reversal of 4221324422009 is 9002244231224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3858191635984 + 363132786025 = 1964228^2 + 602605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4221324422009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4221324422009.

It is not a weakly prime, because it can be changed into another prime (4221324422089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110662211004 + 2110662211005.

It is an arithmetic number, because the mean of its divisors is an integer number (2110662211005).

Almost surely, 2^{4221324422009} is an apocalyptic number.

It is an amenable number.

4221324422009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221324422009 is an equidigital number, since it uses as much as digits as its factorization.

4221324422009 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 35.

The spelling of 4221324422009 in words is "four trillion, two hundred twenty-one billion, three hundred twenty-four million, four hundred twenty-two thousand, nine".