324252322321 has 4 divisors (see below), whose sum is σ = 324253602100. Its totient is φ = 324251042544.

The previous prime is 324252322271. The next prime is 324252322349. The reversal of 324252322321 is 123223252423.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 230101536721 + 94150785600 = 479689^2 + 306840^2 .

It is a cyclic number.

It is not a de Polignac number, because 324252322321 - 2⁷ = 324252322193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324252322721) 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, 117906 + ... + 813883.

It is an arithmetic number, because the mean of its divisors is an integer number (81063400525).

Almost surely, 2^324252322321 is an apocalyptic number.

It is an amenable number.

324252322321 is a deficient number, since it is larger than the sum of its proper divisors (1279779).

324252322321 is an equidigital number, since it uses as much as digits as its factorization.

324252322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279778.

The product of its digits is 34560, while the sum is 31.

Adding to 324252322321 its reverse (123223252423), we get a palindrome (447475574744).

The spelling of 324252322321 in words is "three hundred twenty-four billion, two hundred fifty-two million, three hundred twenty-two thousand, three hundred twenty-one".