320034430003 has 4 divisors (see below), whose sum is σ = 320054335128. Its totient is φ = 320014524880.

The previous prime is 320034429941. The next prime is 320034430061. The reversal of 320034430003 is 300034430023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320034430003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320034430403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9928426 + ... + 9960607.

It is an arithmetic number, because the mean of its divisors is an integer number (80013583782).

Almost surely, 2^320034430003 is an apocalyptic number.

320034430003 is a deficient number, since it is larger than the sum of its proper divisors (19905125).

320034430003 is a wasteful number, since it uses less digits than its factorization.

320034430003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19905124.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 320034430003 its reverse (300034430023), we get a palindrome (620068860026).

The spelling of 320034430003 in words is "three hundred twenty billion, thirty-four million, four hundred thirty thousand, three".