320011102321 has 2 divisors, whose sum is σ = 320011102322. Its totient is φ = 320011102320.

The previous prime is 320011102289. The next prime is 320011102349. The reversal of 320011102321 is 123201110023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161957148721 + 158053953600 = 402439^2 + 397560^2 .

It is a cyclic number.

It is not a de Polignac number, because 320011102321 - 2⁵ = 320011102289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320011102295 and 320011102304.

It is not a weakly prime, because it can be changed into another prime (320011102921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160005551160 + 160005551161.

It is an arithmetic number, because the mean of its divisors is an integer number (160005551161).

Almost surely, 2^320011102321 is an apocalyptic number.

It is an amenable number.

320011102321 is a deficient number, since it is larger than the sum of its proper divisors (1).

320011102321 is an equidigital number, since it uses as much as digits as its factorization.

320011102321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 320011102321 its reverse (123201110023), we get a palindrome (443212212344).

The spelling of 320011102321 in words is "three hundred twenty billion, eleven million, one hundred two thousand, three hundred twenty-one".