320321222201203 has 4 divisors (see below), whose sum is σ = 321179992234288. Its totient is φ = 319462452168120.

The previous prime is 320321222201161. The next prime is 320321222201249. The reversal of 320321222201203 is 302102222123023.

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-320321222201203 is a prime.

It is a super-2 number, since 2×320321222201203² (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 (320321222201263) 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, 429385015983 + ... + 429385016728.

It is an arithmetic number, because the mean of its divisors is an integer number (80294998058572).

Almost surely, 2^{320321222201203} is an apocalyptic number.

320321222201203 is a deficient number, since it is larger than the sum of its proper divisors (858770033085).

320321222201203 is an equidigital number, since it uses as much as digits as its factorization.

320321222201203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858770033084.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 320321222201203 its reverse (302102222123023), we get a palindrome (622423444324226).

The spelling of 320321222201203 in words is "three hundred twenty trillion, three hundred twenty-one billion, two hundred twenty-two million, two hundred one thousand, two hundred three".