320142200342342 has 32 divisors (see below), whose sum is σ = 549153520250880. Its totient is φ = 137119223092320.

The previous prime is 320142200342339. The next prime is 320142200342347. The reversal of 320142200342342 is 243243002241023.

It is a junction number, because it is equal to n+sod(n) for n = 320142200342299 and 320142200342308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320142200342347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2350341203 + ... + 2350477409.

It is an arithmetic number, because the mean of its divisors is an integer number (17161047507840).

Almost surely, 2^{320142200342342} is an apocalyptic number.

320142200342342 is a deficient number, since it is larger than the sum of its proper divisors (229011319908538).

320142200342342 is a wasteful number, since it uses less digits than its factorization.

320142200342342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238476.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 320142200342342 its reverse (243243002241023), we get a palindrome (563385202583365).

The spelling of 320142200342342 in words is "three hundred twenty trillion, one hundred forty-two billion, two hundred million, three hundred forty-two thousand, three hundred forty-two".