201343342213243 has 2 divisors, whose sum is σ = 201343342213244. Its totient is φ = 201343342213242.

The previous prime is 201343342213219. The next prime is 201343342213253. The reversal of 201343342213243 is 342312243343102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201343342213243 - 2⁴¹ = 199144318957691 is a prime.

It is not a weakly prime, because it can be changed into another prime (201343342213253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100671671106621 + 100671671106622.

It is an arithmetic number, because the mean of its divisors is an integer number (100671671106622).

Almost surely, 2^{201343342213243} is an apocalyptic number.

201343342213243 is a deficient number, since it is larger than the sum of its proper divisors (1).

201343342213243 is an equidigital number, since it uses as much as digits as its factorization.

201343342213243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 201343342213243 its reverse (342312243343102), we get a palindrome (543655585556345).

The spelling of 201343342213243 in words is "two hundred one trillion, three hundred forty-three billion, three hundred forty-two million, two hundred thirteen thousand, two hundred forty-three".