320340310234 has 16 divisors (see below), whose sum is σ = 550011548736. Its totient is φ = 137074521600.

The previous prime is 320340310231. The next prime is 320340310249. The reversal of 320340310234 is 432013043023.

It is a junction number, because it is equal to n+sod(n) for n = 320340310199 and 320340310208.

It is not an unprimeable number, because it can be changed into a prime (320340310231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17839272 + ... + 17857219.

It is an arithmetic number, because the mean of its divisors is an integer number (34375721796).

Almost surely, 2^320340310234 is an apocalyptic number.

320340310234 is a deficient number, since it is larger than the sum of its proper divisors (229671238502).

320340310234 is a wasteful number, since it uses less digits than its factorization.

320340310234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35697141.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 320340310234 its reverse (432013043023), we get a palindrome (752353353257).

The spelling of 320340310234 in words is "three hundred twenty billion, three hundred forty million, three hundred ten thousand, two hundred thirty-four".