42231412431 has 12 divisors (see below), whose sum is σ = 65693308408. Its totient is φ = 25988561424.

The previous prime is 42231412417. The next prime is 42231412451. The reversal of 42231412431 is 13421413224.

42231412431 is a `hidden beast` number, since 4 + 223 + 1 + 4 + 1 + 2 + 431 = 666.

It is not a de Polignac number, because 42231412431 - 2²² = 42227218127 is a prime.

It is a super-2 number, since 2×42231412431² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42231412395 and 42231412404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231412451) 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 11 ways as a sum of consecutive naturals, for example, 180476005 + ... + 180476238.

Almost surely, 2^42231412431 is an apocalyptic number.

42231412431 is a deficient number, since it is larger than the sum of its proper divisors (23461895977).

42231412431 is a wasteful number, since it uses less digits than its factorization.

42231412431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360952262 (or 360952259 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 42231412431 its reverse (13421413224), we get a palindrome (55652825655).

The spelling of 42231412431 in words is "forty-two billion, two hundred thirty-one million, four hundred twelve thousand, four hundred thirty-one".