320120303332003 has 4 divisors (see below), whose sum is σ = 320120339491888. Its totient is φ = 320120267172120.

The previous prime is 320120303331979. The next prime is 320120303332057. The reversal of 320120303332003 is 300233303021023.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320120303332003 is a prime.

It is a super-2 number, since 2×320120303332003² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320120303332073) 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, 5138818 + ... + 25819528.

It is an arithmetic number, because the mean of its divisors is an integer number (80030084872972).

Almost surely, 2^{320120303332003} is an apocalyptic number.

320120303332003 is a deficient number, since it is larger than the sum of its proper divisors (36159885).

320120303332003 is a wasteful number, since it uses less digits than its factorization.

320120303332003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36159884.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 320120303332003 its reverse (300233303021023), we get a palindrome (620353606353026).

The spelling of 320120303332003 in words is "three hundred twenty trillion, one hundred twenty billion, three hundred three million, three hundred thirty-two thousand, three".