320025045203 has 4 divisors (see below), whose sum is σ = 338850047880. Its totient is φ = 301200042528.

The previous prime is 320025045191. The next prime is 320025045289. The reversal of 320025045203 is 302540520023.

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 320025045203 - 2¹⁴ = 320025028819 is a prime.

It is a super-2 number, since 2×320025045203² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320025045503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9412501313 + ... + 9412501346.

It is an arithmetic number, because the mean of its divisors is an integer number (84712511970).

Almost surely, 2^320025045203 is an apocalyptic number.

320025045203 is a deficient number, since it is larger than the sum of its proper divisors (18825002677).

320025045203 is a wasteful number, since it uses less digits than its factorization.

320025045203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18825002676.

The product of its (nonzero) digits is 7200, while the sum is 26.

Adding to 320025045203 its reverse (302540520023), we get a palindrome (622565565226).

The spelling of 320025045203 in words is "three hundred twenty billion, twenty-five million, forty-five thousand, two hundred three".