323221100312273 has 2 divisors, whose sum is σ = 323221100312274. Its totient is φ = 323221100312272.

The previous prime is 323221100312269. The next prime is 323221100312309. The reversal of 323221100312273 is 372213001122323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203555506874944 + 119665593437329 = 14267288^2 + 10939177^2 .

It is a cyclic number.

It is not a de Polignac number, because 323221100312273 - 2² = 323221100312269 is a prime.

It is a super-3 number, since 3×323221100312273³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (323221100212273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161610550156136 + 161610550156137.

It is an arithmetic number, because the mean of its divisors is an integer number (161610550156137).

Almost surely, 2^{323221100312273} is an apocalyptic number.

It is an amenable number.

323221100312273 is a deficient number, since it is larger than the sum of its proper divisors (1).

323221100312273 is an equidigital number, since it uses as much as digits as its factorization.

323221100312273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 323221100312273 its reverse (372213001122323), we get a palindrome (695434101434596).

The spelling of 323221100312273 in words is "three hundred twenty-three trillion, two hundred twenty-one billion, one hundred million, three hundred twelve thousand, two hundred seventy-three".