201443343143 has 4 divisors (see below), whose sum is σ = 230220963600. Its totient is φ = 172665722688.

The previous prime is 201443343131. The next prime is 201443343181. The reversal of 201443343143 is 341343344102.

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

It is a cyclic number.

It is not a de Polignac number, because 201443343143 - 2⁸ = 201443342887 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 (201443343113) 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, 14388810218 + ... + 14388810231.

It is an arithmetic number, because the mean of its divisors is an integer number (57555240900).

Almost surely, 2^201443343143 is an apocalyptic number.

201443343143 is a deficient number, since it is larger than the sum of its proper divisors (28777620457).

201443343143 is an equidigital number, since it uses as much as digits as its factorization.

201443343143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28777620456.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 201443343143 its reverse (341343344102), we get a palindrome (542786687245).

It can be divided in two parts, 201 and 443343143, that added together give a palindrome (443343344).

The spelling of 201443343143 in words is "two hundred one billion, four hundred forty-three million, three hundred forty-three thousand, one hundred forty-three".