43234220243 has 8 divisors (see below), whose sum is σ = 44685538512. Its totient is φ = 41797787616.

The previous prime is 43234220219. The next prime is 43234220291. The reversal of 43234220243 is 34202243234.

It is a happy number.

43234220243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43234220243 - 2¹⁰ = 43234219219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43234220203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3715505 + ... + 3727122.

It is an arithmetic number, because the mean of its divisors is an integer number (5585692314).

Almost surely, 2^43234220243 is an apocalyptic number.

43234220243 is a deficient number, since it is larger than the sum of its proper divisors (1451318269).

43234220243 is a wasteful number, since it uses less digits than its factorization.

43234220243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7442821.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 43234220243 its reverse (34202243234), we get a palindrome (77436463477).

The spelling of 43234220243 in words is "forty-three billion, two hundred thirty-four million, two hundred twenty thousand, two hundred forty-three".