320203032223 has 4 divisors (see below), whose sum is σ = 321125807880. Its totient is φ = 319280256568.

The previous prime is 320203032217. The next prime is 320203032269. The reversal of 320203032223 is 322230302023.

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 320203032223 - 2²⁵ = 320169477791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320203032194 and 320203032203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320203032203) 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, 461387308 + ... + 461388001.

It is an arithmetic number, because the mean of its divisors is an integer number (80281451970).

Almost surely, 2^320203032223 is an apocalyptic number.

320203032223 is a deficient number, since it is larger than the sum of its proper divisors (922775657).

320203032223 is an equidigital number, since it uses as much as digits as its factorization.

320203032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922775656.

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

Adding to 320203032223 its reverse (322230302023), we get a palindrome (642433334246).

The spelling of 320203032223 in words is "three hundred twenty billion, two hundred three million, thirty-two thousand, two hundred twenty-three".