4223123242343 has 16 divisors (see below), whose sum is σ = 4315824019584. Its totient is φ = 4131195989760.

The previous prime is 4223123242313. The next prime is 4223123242363. The reversal of 4223123242343 is 3432423213224.

It is a cyclic number.

It is not a de Polignac number, because 4223123242343 - 2²⁰ = 4223122193767 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 (4223123242313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31381346 + ... + 31515632.

It is an arithmetic number, because the mean of its divisors is an integer number (269739001224).

Almost surely, 2^{4223123242343} is an apocalyptic number.

4223123242343 is a deficient number, since it is larger than the sum of its proper divisors (92700777241).

4223123242343 is a wasteful number, since it uses less digits than its factorization.

4223123242343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137162.

The product of its digits is 165888, while the sum is 35.

Adding to 4223123242343 its reverse (3432423213224), we get a palindrome (7655546455567).

The spelling of 4223123242343 in words is "four trillion, two hundred twenty-three billion, one hundred twenty-three million, two hundred forty-two thousand, three hundred forty-three".