4223131343023 has 2 divisors, whose sum is σ = 4223131343024. Its totient is φ = 4223131343022.

The previous prime is 4223131343017. The next prime is 4223131343071. The reversal of 4223131343023 is 3203431313224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4223131343023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4223131343003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111565671511 + 2111565671512.

It is an arithmetic number, because the mean of its divisors is an integer number (2111565671512).

Almost surely, 2^{4223131343023} is an apocalyptic number.

4223131343023 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223131343023 is an equidigital number, since it uses as much as digits as its factorization.

4223131343023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 4223131343023 its reverse (3203431313224), we get a palindrome (7426562656247).

The spelling of 4223131343023 in words is "four trillion, two hundred twenty-three billion, one hundred thirty-one million, three hundred forty-three thousand, twenty-three".