204423322243 has 8 divisors (see below), whose sum is σ = 233667983360. Its totient is φ = 175188993480.

The previous prime is 204423322223. The next prime is 204423322267. The reversal of 204423322243 is 342223324402.

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 204423322243 - 2⁵ = 204423322211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204423322223) 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, 2540643 + ... + 2619868.

It is an arithmetic number, because the mean of its divisors is an integer number (29208497920).

Almost surely, 2^204423322243 is an apocalyptic number.

204423322243 is a deficient number, since it is larger than the sum of its proper divisors (29244661117).

204423322243 is an equidigital number, since it uses as much as digits as its factorization.

204423322243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166177.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 204423322243 its reverse (342223324402), we get a palindrome (546646646645).

The spelling of 204423322243 in words is "two hundred four billion, four hundred twenty-three million, three hundred twenty-two thousand, two hundred forty-three".