142231123273 has 2 divisors, whose sum is σ = 142231123274. Its totient is φ = 142231123272.

The previous prime is 142231123241. The next prime is 142231123313. The reversal of 142231123273 is 372321132241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119282509129 + 22948614144 = 345373^2 + 151488^2 .

It is a cyclic number.

It is not a de Polignac number, because 142231123273 - 2⁵ = 142231123241 is a prime.

It is not a weakly prime, because it can be changed into another prime (142231223273) 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, 71115561636 + 71115561637.

It is an arithmetic number, because the mean of its divisors is an integer number (71115561637).

Almost surely, 2^142231123273 is an apocalyptic number.

It is an amenable number.

142231123273 is a deficient number, since it is larger than the sum of its proper divisors (1).

142231123273 is an equidigital number, since it uses as much as digits as its factorization.

142231123273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The spelling of 142231123273 in words is "one hundred forty-two billion, two hundred thirty-one million, one hundred twenty-three thousand, two hundred seventy-three".