324240233021 has 4 divisors (see below), whose sum is σ = 329079639552. Its totient is φ = 319400826492.

The previous prime is 324240233003. The next prime is 324240233081. The reversal of 324240233021 is 120332042423.

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, and also an emirpimes, since its reverse is a distinct semiprime: 120332042423 = 2467 ⋅48776669.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324240233021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324240233081) 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, 2419703165 + ... + 2419703298.

It is an arithmetic number, because the mean of its divisors is an integer number (82269909888).

Almost surely, 2^324240233021 is an apocalyptic number.

It is an amenable number.

324240233021 is a deficient number, since it is larger than the sum of its proper divisors (4839406531).

324240233021 is an equidigital number, since it uses as much as digits as its factorization.

324240233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4839406530.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 324240233021 its reverse (120332042423), we get a palindrome (444572275444).

The spelling of 324240233021 in words is "three hundred twenty-four billion, two hundred forty million, two hundred thirty-three thousand, twenty-one".