320123342 has 16 divisors (see below), whose sum is σ = 598672512. Its totient is φ = 124723320.

The previous prime is 320123317. The next prime is 320123359. The reversal of 320123342 is 243321023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039208 + ... + 1039515.

It is an arithmetic number, because the mean of its divisors is an integer number (37417032).

Almost surely, 2^320123342 is an apocalyptic number.

320123342 is a deficient number, since it is larger than the sum of its proper divisors (278549170).

320123342 is a wasteful number, since it uses less digits than its factorization.

320123342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078743.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 320123342 is about 17891.9910015627. The cubic root of 320123342 is about 684.0782473210.

Adding to 320123342 its reverse (243321023), we get a palindrome (563444365).

The spelling of 320123342 in words is "three hundred twenty million, one hundred twenty-three thousand, three hundred forty-two".