212201212343 has 2 divisors, whose sum is σ = 212201212344. Its totient is φ = 212201212342.

The previous prime is 212201212331. The next prime is 212201212367. The reversal of 212201212343 is 343212102212.

212201212343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212201212343 - 2¹⁰ = 212201211319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212201212313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100606171 + 106100606172.

It is an arithmetic number, because the mean of its divisors is an integer number (106100606172).

Almost surely, 2^212201212343 is an apocalyptic number.

212201212343 is a deficient number, since it is larger than the sum of its proper divisors (1).

212201212343 is an equidigital number, since it uses as much as digits as its factorization.

212201212343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 212201212343 its reverse (343212102212), we get a palindrome (555413314555).

The spelling of 212201212343 in words is "two hundred twelve billion, two hundred one million, two hundred twelve thousand, three hundred forty-three".