11122431143 has 2 divisors, whose sum is σ = 11122431144. Its totient is φ = 11122431142.

The previous prime is 11122431121. The next prime is 11122431209. The reversal of 11122431143 is 34113422111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11122431143 - 2⁸ = 11122430887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122431113) 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, 5561215571 + 5561215572.

It is an arithmetic number, because the mean of its divisors is an integer number (5561215572).

Almost surely, 2^11122431143 is an apocalyptic number.

11122431143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122431143 is an equidigital number, since it uses as much as digits as its factorization.

11122431143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

Adding to 11122431143 its reverse (34113422111), we get a palindrome (45235853254).

The spelling of 11122431143 in words is "eleven billion, one hundred twenty-two million, four hundred thirty-one thousand, one hundred forty-three".