4223122431423 has 16 divisors (see below), whose sum is σ = 6443015627520. Its totient is φ = 2410294775616.

The previous prime is 4223122431421. The next prime is 4223122431461. The reversal of 4223122431423 is 3241342213224.

It is a happy number.

It is not a de Polignac number, because 4223122431423 - 2¹ = 4223122431421 is a prime.

It is a super-2 number, since 2×4223122431423² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223122431421) 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, 121567318 + ... + 121602051.

It is an arithmetic number, because the mean of its divisors is an integer number (402688476720).

Almost surely, 2^{4223122431423} is an apocalyptic number.

4223122431423 is a deficient number, since it is larger than the sum of its proper divisors (2219893196097).

4223122431423 is a wasteful number, since it uses less digits than its factorization.

4223122431423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243170206.

The product of its digits is 55296, while the sum is 33.

Adding to 4223122431423 its reverse (3241342213224), we get a palindrome (7464464644647).

The spelling of 4223122431423 in words is "four trillion, two hundred twenty-three billion, one hundred twenty-two million, four hundred thirty-one thousand, four hundred twenty-three".