320111302223321 has 8 divisors (see below), whose sum is σ = 366543679215744. Its totient is φ = 273854472971040.

The previous prime is 320111302223261. The next prime is 320111302223327. The reversal of 320111302223321 is 123322203111023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320111302223321 is a prime.

It is a super-2 number, since 2×320111302223321² (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 (320111302223327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43886931125 + ... + 43886938418.

It is an arithmetic number, because the mean of its divisors is an integer number (45817959901968).

Almost surely, 2^{320111302223321} is an apocalyptic number.

It is an amenable number.

320111302223321 is a deficient number, since it is larger than the sum of its proper divisors (46432376992423).

320111302223321 is an equidigital number, since it uses as much as digits as its factorization.

320111302223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87773870071.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 320111302223321 its reverse (123322203111023), we get a palindrome (443433505334344).

The spelling of 320111302223321 in words is "three hundred twenty trillion, one hundred eleven billion, three hundred two million, two hundred twenty-three thousand, three hundred twenty-one".