142823043122 has 8 divisors (see below), whose sum is σ = 215154027036. Its totient is φ = 71105034112.

The previous prime is 142823043113. The next prime is 142823043133. The reversal of 142823043122 is 221340328241.

It can be written as a sum of positive squares in 2 ways, for example, as 142009139281 + 813903841 = 376841^2 + 28529^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153243143 + ... + 153244074.

Almost surely, 2^142823043122 is an apocalyptic number.

142823043122 is a deficient number, since it is larger than the sum of its proper divisors (72330983914).

142823043122 is a wasteful number, since it uses less digits than its factorization.

142823043122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306487452.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 142823043122 in words is "one hundred forty-two billion, eight hundred twenty-three million, forty-three thousand, one hundred twenty-two".