4243211431297 has 2 divisors, whose sum is σ = 4243211431298. Its totient is φ = 4243211431296.

The previous prime is 4243211431243. The next prime is 4243211431409. The reversal of 4243211431297 is 7921341123424.

4243211431297 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4225096694016 + 18114737281 = 2055504^2 + 134591^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243211431297 - 2¹⁹ = 4243210907009 is a prime.

It is a super-2 number, since 2×4243211431297² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4243211431997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121605715648 + 2121605715649.

It is an arithmetic number, because the mean of its divisors is an integer number (2121605715649).

Almost surely, 2^{4243211431297} is an apocalyptic number.

It is an amenable number.

4243211431297 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243211431297 is an equidigital number, since it uses as much as digits as its factorization.

4243211431297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 43.

The spelling of 4243211431297 in words is "four trillion, two hundred forty-three billion, two hundred eleven million, four hundred thirty-one thousand, two hundred ninety-seven".