423223041431 has 4 divisors (see below), whose sum is σ = 428580295200. Its totient is φ = 417865787664.

The previous prime is 423223041341. The next prime is 423223041433. The reversal of 423223041431 is 134140322324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423223041431 - 2¹⁰ = 423223040407 is a prime.

It is a super-2 number, since 2×423223041431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423223041394 and 423223041403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423223041433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2678626766 + ... + 2678626923.

It is an arithmetic number, because the mean of its divisors is an integer number (107145073800).

Almost surely, 2^423223041431 is an apocalyptic number.

423223041431 is a deficient number, since it is larger than the sum of its proper divisors (5357253769).

423223041431 is an equidigital number, since it uses as much as digits as its factorization.

423223041431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357253768.

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

Adding to 423223041431 its reverse (134140322324), we get a palindrome (557363363755).

The spelling of 423223041431 in words is "four hundred twenty-three billion, two hundred twenty-three million, forty-one thousand, four hundred thirty-one".