320322120103 has 4 divisors (see below), whose sum is σ = 322287286648. Its totient is φ = 318356953560.

The previous prime is 320322120091. The next prime is 320322120119. The reversal of 320322120103 is 301021223023.

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-320322120103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320322121103) 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, 982583028 + ... + 982583353.

It is an arithmetic number, because the mean of its divisors is an integer number (80571821662).

Almost surely, 2^320322120103 is an apocalyptic number.

320322120103 is a deficient number, since it is larger than the sum of its proper divisors (1965166545).

320322120103 is a wasteful number, since it uses less digits than its factorization.

320322120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965166544.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320322120103 its reverse (301021223023), we get a palindrome (621343343126).

The spelling of 320322120103 in words is "three hundred twenty billion, three hundred twenty-two million, one hundred twenty thousand, one hundred three".