10431321143 has 2 divisors, whose sum is σ = 10431321144. Its totient is φ = 10431321142.

The previous prime is 10431321137. The next prime is 10431321211. The reversal of 10431321143 is 34112313401.

10431321143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10431321143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10431321113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5215660571 + 5215660572.

It is an arithmetic number, because the mean of its divisors is an integer number (5215660572).

Almost surely, 2^10431321143 is an apocalyptic number.

10431321143 is a deficient number, since it is larger than the sum of its proper divisors (1).

10431321143 is an equidigital number, since it uses as much as digits as its factorization.

10431321143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 10431321143 its reverse (34112313401), we get a palindrome (44543634544).

The spelling of 10431321143 in words is "ten billion, four hundred thirty-one million, three hundred twenty-one thousand, one hundred forty-three".