142123334412243 has 8 divisors (see below), whose sum is σ = 189498003024528. Its totient is φ = 94748777704064.

The previous prime is 142123334412193. The next prime is 142123334412259. The reversal of 142123334412243 is 342214433321241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142123334412243 - 2⁸ = 142123334411987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142123334462243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24966330 + ... + 30125807.

It is an arithmetic number, because the mean of its divisors is an integer number (23687250378066).

Almost surely, 2^{142123334412243} is an apocalyptic number.

142123334412243 is a deficient number, since it is larger than the sum of its proper divisors (47374668612285).

142123334412243 is an equidigital number, since it uses as much as digits as its factorization.

142123334412243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55952053.

The product of its digits is 331776, while the sum is 39.

Adding to 142123334412243 its reverse (342214433321241), we get a palindrome (484337767733484).

The spelling of 142123334412243 in words is "one hundred forty-two trillion, one hundred twenty-three billion, three hundred thirty-four million, four hundred twelve thousand, two hundred forty-three".