234404335233223 has 2 divisors, whose sum is σ = 234404335233224. Its totient is φ = 234404335233222.

The previous prime is 234404335233169. The next prime is 234404335233241. The reversal of 234404335233223 is 322332533404432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234404335233223 is a prime.

It is a super-2 number, since 2×234404335233223² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 234404335233223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234404335236223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117202167616611 + 117202167616612.

It is an arithmetic number, because the mean of its divisors is an integer number (117202167616612).

Almost surely, 2^{234404335233223} is an apocalyptic number.

234404335233223 is a deficient number, since it is larger than the sum of its proper divisors (1).

234404335233223 is an equidigital number, since it uses as much as digits as its factorization.

234404335233223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 43.

Adding to 234404335233223 its reverse (322332533404432), we get a palindrome (556736868637655).

The spelling of 234404335233223 in words is "two hundred thirty-four trillion, four hundred four billion, three hundred thirty-five million, two hundred thirty-three thousand, two hundred twenty-three".