200443242443 has 4 divisors (see below), whose sum is σ = 200448408360. Its totient is φ = 200438076528.

The previous prime is 200443242401. The next prime is 200443242583. The reversal of 200443242443 is 344242344002.

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 200443242443 - 2³⁰ = 199369500619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200443242943) 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, 2524313 + ... + 2602506.

It is an arithmetic number, because the mean of its divisors is an integer number (50112102090).

Almost surely, 2^200443242443 is an apocalyptic number.

200443242443 is a deficient number, since it is larger than the sum of its proper divisors (5165917).

200443242443 is an equidigital number, since it uses as much as digits as its factorization.

200443242443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165916.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 200443242443 its reverse (344242344002), we get a palindrome (544685586445).

The spelling of 200443242443 in words is "two hundred billion, four hundred forty-three million, two hundred forty-two thousand, four hundred forty-three".