423342112043 has 16 divisors (see below), whose sum is σ = 449079824160. Its totient is φ = 397697642496.

The previous prime is 423342111971. The next prime is 423342112057. The reversal of 423342112043 is 340211243324.

It is a cyclic number.

It is not a de Polignac number, because 423342112043 - 2¹⁸ = 423341849899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423342111997 and 423342112015.

It is not an unprimeable number, because it can be changed into a prime (423342112943) 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, 48583055 + ... + 48591767.

It is an arithmetic number, because the mean of its divisors is an integer number (28067489010).

Almost surely, 2^423342112043 is an apocalyptic number.

423342112043 is a deficient number, since it is larger than the sum of its proper divisors (25737712117).

423342112043 is a wasteful number, since it uses less digits than its factorization.

423342112043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13726.

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

Adding to 423342112043 its reverse (340211243324), we get a palindrome (763553355367).

The spelling of 423342112043 in words is "four hundred twenty-three billion, three hundred forty-two million, one hundred twelve thousand, forty-three".