320042300331 has 8 divisors (see below), whose sum is σ = 459547918480. Its totient is φ = 196949107872.

The previous prime is 320042300327. The next prime is 320042300359. The reversal of 320042300331 is 133003240023.

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

It is not a de Polignac number, because 320042300331 - 2² = 320042300327 is a prime.

It is a super-2 number, since 2×320042300331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320042300298 and 320042300307.

It is not an unprimeable number, because it can be changed into a prime (320042300321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4103106376 + ... + 4103106453.

It is an arithmetic number, because the mean of its divisors is an integer number (57443489810).

Almost surely, 2^320042300331 is an apocalyptic number.

320042300331 is a deficient number, since it is larger than the sum of its proper divisors (139505618149).

320042300331 is a wasteful number, since it uses less digits than its factorization.

320042300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8206212845.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 320042300331 its reverse (133003240023), we get a palindrome (453045540354).

The spelling of 320042300331 in words is "three hundred twenty billion, forty-two million, three hundred thousand, three hundred thirty-one".