42231443143 has 2 divisors, whose sum is σ = 42231443144. Its totient is φ = 42231443142.

The previous prime is 42231443117. The next prime is 42231443147. The reversal of 42231443143 is 34134413224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42231443143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42231443147) 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 as a sum of consecutive naturals, namely, 21115721571 + 21115721572.

It is an arithmetic number, because the mean of its divisors is an integer number (21115721572).

Almost surely, 2^42231443143 is an apocalyptic number.

42231443143 is a deficient number, since it is larger than the sum of its proper divisors (1).

42231443143 is an equidigital number, since it uses as much as digits as its factorization.

42231443143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 31.

Adding to 42231443143 its reverse (34134413224), we get a palindrome (76365856367).

The spelling of 42231443143 in words is "forty-two billion, two hundred thirty-one million, four hundred forty-three thousand, one hundred forty-three".