10402320143 has 2 divisors, whose sum is σ = 10402320144. Its totient is φ = 10402320142.

The previous prime is 10402320139. The next prime is 10402320151. The reversal of 10402320143 is 34102320401.

10402320143 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 not a de Polignac number, because 10402320143 - 2² = 10402320139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10402320133) 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, 5201160071 + 5201160072.

It is an arithmetic number, because the mean of its divisors is an integer number (5201160072).

Almost surely, 2^10402320143 is an apocalyptic number.

10402320143 is a deficient number, since it is larger than the sum of its proper divisors (1).

10402320143 is an equidigital number, since it uses as much as digits as its factorization.

10402320143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10402320143 its reverse (34102320401), we get a palindrome (44504640544).

The spelling of 10402320143 in words is "ten billion, four hundred two million, three hundred twenty thousand, one hundred forty-three".