43233433213 has 2 divisors, whose sum is σ = 43233433214. Its totient is φ = 43233433212.

The previous prime is 43233433211. The next prime is 43233433223. The reversal of 43233433213 is 31233433234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42791887044 + 441546169 = 206862^2 + 21013^2 .

It is a cyclic number.

It is not a de Polignac number, because 43233433213 - 2¹ = 43233433211 is a prime.

Together with 43233433211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43233433211) 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, 21616716606 + 21616716607.

It is an arithmetic number, because the mean of its divisors is an integer number (21616716607).

Almost surely, 2^43233433213 is an apocalyptic number.

It is an amenable number.

43233433213 is a deficient number, since it is larger than the sum of its proper divisors (1).

43233433213 is an equidigital number, since it uses as much as digits as its factorization.

43233433213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 31.

Adding to 43233433213 its reverse (31233433234), we get a palindrome (74466866447).

The spelling of 43233433213 in words is "forty-three billion, two hundred thirty-three million, four hundred thirty-three thousand, two hundred thirteen".