320142320001 has 48 divisors (see below), whose sum is σ = 550000016384. Its totient is φ = 182291768784.

The previous prime is 320142319997. The next prime is 320142320027. The reversal of 320142320001 is 100023241023.

320142320001 is a `hidden beast` number, since 320 + 142 + 3 + 200 + 0 + 1 = 666.

It is not a de Polignac number, because 320142320001 - 2² = 320142319997 is a prime.

It is a super-2 number, since 2×320142320001² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320142320401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148860 + ... + 813906.

Almost surely, 2^320142320001 is an apocalyptic number.

It is an amenable number.

320142320001 is a deficient number, since it is larger than the sum of its proper divisors (229857696383).

320142320001 is an equidigital number, since it uses as much as digits as its factorization.

320142320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665352 (or 665340 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 320142320001 its reverse (100023241023), we get a palindrome (420165561024).

The spelling of 320142320001 in words is "three hundred twenty billion, one hundred forty-two million, three hundred twenty thousand, one".