142363031234231 has 2 divisors, whose sum is σ = 142363031234232. Its totient is φ = 142363031234230.

The previous prime is 142363031234159. The next prime is 142363031234357. The reversal of 142363031234231 is 132432130363241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142363031234231 is a prime.

It is a super-2 number, since 2×142363031234231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142363031231231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71181515617115 + 71181515617116.

It is an arithmetic number, because the mean of its divisors is an integer number (71181515617116).

Almost surely, 2^{142363031234231} is an apocalyptic number.

142363031234231 is a deficient number, since it is larger than the sum of its proper divisors (1).

142363031234231 is an equidigital number, since it uses as much as digits as its factorization.

142363031234231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 38.

Adding to 142363031234231 its reverse (132432130363241), we get a palindrome (274795161597472).

The spelling of 142363031234231 in words is "one hundred forty-two trillion, three hundred sixty-three billion, thirty-one million, two hundred thirty-four thousand, two hundred thirty-one".