4243222420343 has 2 divisors, whose sum is σ = 4243222420344. Its totient is φ = 4243222420342.

The previous prime is 4243222420309. The next prime is 4243222420351. The reversal of 4243222420343 is 3430242223424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4243222420343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243222420303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121611210171 + 2121611210172.

It is an arithmetic number, because the mean of its divisors is an integer number (2121611210172).

Almost surely, 2^{4243222420343} is an apocalyptic number.

4243222420343 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243222420343 is an equidigital number, since it uses as much as digits as its factorization.

4243222420343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 4243222420343 its reverse (3430242223424), we get a palindrome (7673464643767).

The spelling of 4243222420343 in words is "four trillion, two hundred forty-three billion, two hundred twenty-two million, four hundred twenty thousand, three hundred forty-three".