120320323203 has 4 divisors (see below), whose sum is σ = 160427097608. Its totient is φ = 80213548800.

The previous prime is 120320323187. The next prime is 120320323217. The reversal of 120320323203 is 302323023021.

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

It is not a de Polignac number, because 120320323203 - 2⁴ = 120320323187 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 120320323203.

It is not an unprimeable number, because it can be changed into a prime (120320321203) 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, 20053387198 + ... + 20053387203.

It is an arithmetic number, because the mean of its divisors is an integer number (40106774402).

Almost surely, 2^120320323203 is an apocalyptic number.

120320323203 is a deficient number, since it is larger than the sum of its proper divisors (40106774405).

120320323203 is an equidigital number, since it uses as much as digits as its factorization.

120320323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40106774404.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 120320323203 its reverse (302323023021), we get a palindrome (422643346224).

The spelling of 120320323203 in words is "one hundred twenty billion, three hundred twenty million, three hundred twenty-three thousand, two hundred three".