322142143 has 2 divisors, whose sum is σ = 322142144. Its totient is φ = 322142142.

The previous prime is 322142113. The next prime is 322142153. The reversal of 322142143 is 341241223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 322142143 - 2¹⁷ = 322011071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322142113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161071071 + 161071072.

It is an arithmetic number, because the mean of its divisors is an integer number (161071072).

Almost surely, 2^322142143 is an apocalyptic number.

322142143 is a deficient number, since it is larger than the sum of its proper divisors (1).

322142143 is an equidigital number, since it uses as much as digits as its factorization.

322142143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 22.

The square root of 322142143 is about 17948.3186677750. The cubic root of 322142143 is about 685.5132410139.

Adding to 322142143 its reverse (341241223), we get a palindrome (663383366).

The spelling of 322142143 in words is "three hundred twenty-two million, one hundred forty-two thousand, one hundred forty-three".