43211334242201 has 2 divisors, whose sum is σ = 43211334242202. Its totient is φ = 43211334242200.

The previous prime is 43211334242183. The next prime is 43211334242231. The reversal of 43211334242201 is 10224243311234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42251287009801 + 960047232400 = 6500099^2 + 979820^2 .

It is a cyclic number.

It is not a de Polignac number, because 43211334242201 - 2¹⁰ = 43211334241177 is a prime.

It is not a weakly prime, because it can be changed into another prime (43211334242231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21605667121100 + 21605667121101.

It is an arithmetic number, because the mean of its divisors is an integer number (21605667121101).

Almost surely, 2^{43211334242201} is an apocalyptic number.

It is an amenable number.

43211334242201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43211334242201 is an equidigital number, since it uses as much as digits as its factorization.

43211334242201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 43211334242201 its reverse (10224243311234), we get a palindrome (53435577553435).

The spelling of 43211334242201 in words is "forty-three trillion, two hundred eleven billion, three hundred thirty-four million, two hundred forty-two thousand, two hundred one".