201020334343 has 16 divisors (see below), whose sum is σ = 219097116000. Its totient is φ = 183705242112.

The previous prime is 201020334331. The next prime is 201020334353. The reversal of 201020334343 is 343433020102.

It is a cyclic number.

It is not a de Polignac number, because 201020334343 - 2²¹ = 201018237191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201020334313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438163 + ... + 770731.

It is an arithmetic number, because the mean of its divisors is an integer number (13693569750).

Almost surely, 2^201020334343 is an apocalyptic number.

201020334343 is a deficient number, since it is larger than the sum of its proper divisors (18076781657).

201020334343 is a wasteful number, since it uses less digits than its factorization.

201020334343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333714.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 201020334343 its reverse (343433020102), we get a palindrome (544453354445).

The spelling of 201020334343 in words is "two hundred one billion, twenty million, three hundred thirty-four thousand, three hundred forty-three".