4223123210423 has 4 divisors (see below), whose sum is σ = 4547978842008. Its totient is φ = 3898267578840.

The previous prime is 4223123210353. The next prime is 4223123210489. The reversal of 4223123210423 is 3240123213224.

4223123210423 is digitally balanced in base 2, 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 not a de Polignac number, because 4223123210423 - 2²⁴ = 4223106433207 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 (4223123210923) 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, 162427815773 + ... + 162427815798.

It is an arithmetic number, because the mean of its divisors is an integer number (1136994710502).

Almost surely, 2^{4223123210423} is an apocalyptic number.

4223123210423 is a deficient number, since it is larger than the sum of its proper divisors (324855631585).

4223123210423 is a wasteful number, since it uses less digits than its factorization.

4223123210423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324855631584.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4223123210423 its reverse (3240123213224), we get a palindrome (7463246423647).

The spelling of 4223123210423 in words is "four trillion, two hundred twenty-three billion, one hundred twenty-three million, two hundred ten thousand, four hundred twenty-three".