4243233243223 has 4 divisors (see below), whose sum is σ = 4569635800408. Its totient is φ = 3916830686040.

The previous prime is 4243233243199. The next prime is 4243233243241. The reversal of 4243233243223 is 3223423323424.

4243233243223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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-4243233243223 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 (4243233243523) 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, 163201278573 + ... + 163201278598.

It is an arithmetic number, because the mean of its divisors is an integer number (1142408950102).

Almost surely, 2^{4243233243223} is an apocalyptic number.

4243233243223 is a deficient number, since it is larger than the sum of its proper divisors (326402557185).

4243233243223 is a wasteful number, since it uses less digits than its factorization.

4243233243223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326402557184.

The product of its digits is 497664, while the sum is 37.

Adding to 4243233243223 its reverse (3223423323424), we get a palindrome (7466656566647).

The spelling of 4243233243223 in words is "four trillion, two hundred forty-three billion, two hundred thirty-three million, two hundred forty-three thousand, two hundred twenty-three".