320234342430343 has 16 divisors (see below), whose sum is σ = 349405687495296. Its totient is φ = 291072855759840.

The previous prime is 320234342430323. The next prime is 320234342430367. The reversal of 320234342430343 is 343034243432023.

It is a happy number.

It is not a de Polignac number, because 320234342430343 - 2¹³ = 320234342422151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320234342430296 and 320234342430305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320234342430323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2924005821 + ... + 2924115337.

It is an arithmetic number, because the mean of its divisors is an integer number (21837855468456).

Almost surely, 2^{320234342430343} is an apocalyptic number.

320234342430343 is a deficient number, since it is larger than the sum of its proper divisors (29171345064953).

320234342430343 is a wasteful number, since it uses less digits than its factorization.

320234342430343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152094.

The product of its (nonzero) digits is 1492992, while the sum is 40.

Adding to 320234342430343 its reverse (343034243432023), we get a palindrome (663268585862366).

The spelling of 320234342430343 in words is "three hundred twenty trillion, two hundred thirty-four billion, three hundred forty-two million, four hundred thirty thousand, three hundred forty-three".