201334422434443 has 4 divisors (see below), whose sum is σ = 202804016758920. Its totient is φ = 199864828109968.

The previous prime is 201334422434357. The next prime is 201334422434471. The reversal of 201334422434443 is 344434224433102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201334422434443 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201334422434443.

It is not an unprimeable number, because it can be changed into a prime (201334422434843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 734797162033 + ... + 734797162306.

It is an arithmetic number, because the mean of its divisors is an integer number (50701004189730).

Almost surely, 2^{201334422434443} is an apocalyptic number.

201334422434443 is a deficient number, since it is larger than the sum of its proper divisors (1469594324477).

201334422434443 is a wasteful number, since it uses less digits than its factorization.

201334422434443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469594324476.

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 201334422434443 its reverse (344434224433102), we get a palindrome (545768646867545).

The spelling of 201334422434443 in words is "two hundred one trillion, three hundred thirty-four billion, four hundred twenty-two million, four hundred thirty-four thousand, four hundred forty-three".