201343033 has 2 divisors, whose sum is σ = 201343034. Its totient is φ = 201343032.

The previous prime is 201343031. The next prime is 201343039. The reversal of 201343033 is 330343102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113039424 + 88303609 = 10632^2 + 9397^2 .

It is a cyclic number.

It is not a de Polignac number, because 201343033 - 2¹ = 201343031 is a prime.

Together with 201343031, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201343033.

It is not a weakly prime, because it can be changed into another prime (201343031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100671516 + 100671517.

It is an arithmetic number, because the mean of its divisors is an integer number (100671517).

Almost surely, 2^201343033 is an apocalyptic number.

It is an amenable number.

201343033 is a deficient number, since it is larger than the sum of its proper divisors (1).

201343033 is an equidigital number, since it uses as much as digits as its factorization.

201343033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 201343033 is about 14189.5395626497. The cubic root of 201343033 is about 586.1096458740.

Adding to 201343033 its reverse (330343102), we get a palindrome (531686135).

The spelling of 201343033 in words is "two hundred one million, three hundred forty-three thousand, thirty-three".