423331130443 has 16 divisors (see below), whose sum is σ = 467508164256. Its totient is φ = 380833263360.

The previous prime is 423331130437. The next prime is 423331130471. The reversal of 423331130443 is 344031133324.

It is a cyclic number.

It is not a de Polignac number, because 423331130443 - 2³⁷ = 285892176971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423331130543) 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, 85405 + ... + 924097.

It is an arithmetic number, because the mean of its divisors is an integer number (29219260266).

Almost surely, 2^423331130443 is an apocalyptic number.

423331130443 is a deficient number, since it is larger than the sum of its proper divisors (44177033813).

423331130443 is a wasteful number, since it uses less digits than its factorization.

423331130443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839694.

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

Adding to 423331130443 its reverse (344031133324), we get a palindrome (767362263767).

The spelling of 423331130443 in words is "four hundred twenty-three billion, three hundred thirty-one million, one hundred thirty thousand, four hundred forty-three".