320130434003 has 4 divisors (see below), whose sum is σ = 324515782488. Its totient is φ = 315745085520.

The previous prime is 320130433999. The next prime is 320130434021. The reversal of 320130434003 is 300434031023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 320130434003 - 2² = 320130433999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320130434003.

It is not an unprimeable number, because it can be changed into a prime (320130434203) 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 3 ways as a sum of consecutive naturals, for example, 2192674133 + ... + 2192674278.

It is an arithmetic number, because the mean of its divisors is an integer number (81128945622).

Almost surely, 2^320130434003 is an apocalyptic number.

320130434003 is a deficient number, since it is larger than the sum of its proper divisors (4385348485).

320130434003 is an equidigital number, since it uses as much as digits as its factorization.

320130434003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385348484.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 320130434003 its reverse (300434031023), we get a palindrome (620564465026).

The spelling of 320130434003 in words is "three hundred twenty billion, one hundred thirty million, four hundred thirty-four thousand, three".