4223131343044 has 24 divisors (see below), whose sum is σ = 7651520135168. Its totient is φ = 2037386977920.

The previous prime is 4223131343023. The next prime is 4223131343071. The reversal of 4223131343044 is 4403431313224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50488644 + ... + 50572219.

Almost surely, 2^{4223131343044} is an apocalyptic number.

It is an amenable number.

4223131343044 is a deficient number, since it is larger than the sum of its proper divisors (3428388792124).

4223131343044 is a wasteful number, since it uses less digits than its factorization.

4223131343044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101061235 (or 101061233 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 4223131343044 its reverse (4403431313224), we get a palindrome (8626562656268).

The spelling of 4223131343044 in words is "four trillion, two hundred twenty-three billion, one hundred thirty-one million, three hundred forty-three thousand, forty-four".