324103421321 has 4 divisors (see below), whose sum is σ = 324112273152. Its totient is φ = 324094569492.

The previous prime is 324103421237. The next prime is 324103421359. The reversal of 324103421321 is 123124301423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324103421321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324103421021) 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, 4370765 + ... + 4444298.

It is an arithmetic number, because the mean of its divisors is an integer number (81028068288).

Almost surely, 2^324103421321 is an apocalyptic number.

It is an amenable number.

324103421321 is a deficient number, since it is larger than the sum of its proper divisors (8851831).

324103421321 is an equidigital number, since it uses as much as digits as its factorization.

324103421321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851830.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 324103421321 its reverse (123124301423), we get a palindrome (447227722744).

The spelling of 324103421321 in words is "three hundred twenty-four billion, one hundred three million, four hundred twenty-one thousand, three hundred twenty-one".