321224324425 has 24 divisors (see below), whose sum is σ = 422681071680. Its totient is φ = 241640203200.

The previous prime is 321224324363. The next prime is 321224324437. The reversal of 321224324425 is 524423422123.

It is not a de Polignac number, because 321224324425 - 2¹⁵ = 321224291657 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4700406 + ... + 4768255.

It is an arithmetic number, because the mean of its divisors is an integer number (17611711320).

Almost surely, 2^321224324425 is an apocalyptic number.

It is an amenable number.

321224324425 is a deficient number, since it is larger than the sum of its proper divisors (101456747255).

321224324425 is a wasteful number, since it uses less digits than its factorization.

321224324425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468753 (or 9468748 counting only the distinct ones).

The product of its digits is 92160, while the sum is 34.

Adding to 321224324425 its reverse (524423422123), we get a palindrome (845647746548).

The spelling of 321224324425 in words is "three hundred twenty-one billion, two hundred twenty-four million, three hundred twenty-four thousand, four hundred twenty-five".