4243312343401 has 2 divisors, whose sum is σ = 4243312343402. Its totient is φ = 4243312343400.

The previous prime is 4243312343363. The next prime is 4243312343423. The reversal of 4243312343401 is 1043432133424.

4243312343401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3507361112025 + 735951231376 = 1872795^2 + 857876^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243312343401 - 2⁷ = 4243312343273 is a prime.

It is a super-2 number, since 2×4243312343401² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4243312343441) 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, 2121656171700 + 2121656171701.

It is an arithmetic number, because the mean of its divisors is an integer number (2121656171701).

Almost surely, 2^{4243312343401} is an apocalyptic number.

It is an amenable number.

4243312343401 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243312343401 is an equidigital number, since it uses as much as digits as its factorization.

4243312343401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 4243312343401 its reverse (1043432133424), we get a palindrome (5286744476825).

The spelling of 4243312343401 in words is "four trillion, two hundred forty-three billion, three hundred twelve million, three hundred forty-three thousand, four hundred one".