142224144323 has 2 divisors, whose sum is σ = 142224144324. Its totient is φ = 142224144322.

The previous prime is 142224144311. The next prime is 142224144343. The reversal of 142224144323 is 323441422241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142224144323 - 2¹⁸ = 142223882179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142224144323.

It is not a weakly prime, because it can be changed into another prime (142224144343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71112072161 + 71112072162.

It is an arithmetic number, because the mean of its divisors is an integer number (71112072162).

Almost surely, 2^142224144323 is an apocalyptic number.

142224144323 is a deficient number, since it is larger than the sum of its proper divisors (1).

142224144323 is an equidigital number, since it uses as much as digits as its factorization.

142224144323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 32.

Adding to 142224144323 its reverse (323441422241), we get a palindrome (465665566564).

The spelling of 142224144323 in words is "one hundred forty-two billion, two hundred twenty-four million, one hundred forty-four thousand, three hundred twenty-three".