320122323142 has 8 divisors (see below), whose sum is σ = 496741536000. Its totient is φ = 154541811144.

The previous prime is 320122323089. The next prime is 320122323151. The reversal of 320122323142 is 241323221023.

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

It is a congruent number.

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, 2759675142 + ... + 2759675257.

It is an arithmetic number, because the mean of its divisors is an integer number (62092692000).

Almost surely, 2^320122323142 is an apocalyptic number.

320122323142 is a deficient number, since it is larger than the sum of its proper divisors (176619212858).

320122323142 is a wasteful number, since it uses less digits than its factorization.

320122323142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5519350430.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 320122323142 its reverse (241323221023), we get a palindrome (561445544165).

The spelling of 320122323142 in words is "three hundred twenty billion, one hundred twenty-two million, three hundred twenty-three thousand, one hundred forty-two".