324221121 has 24 divisors (see below), whose sum is σ = 549691584. Its totient is φ = 180260640.

The previous prime is 324221119. The next prime is 324221141. The reversal of 324221121 is 121122423.

It is a happy number.

324221121 is a `hidden beast` number, since 324 + 221 + 121 = 666.

It is not a de Polignac number, because 324221121 - 2¹ = 324221119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324221094 and 324221103.

It is not an unprimeable number, because it can be changed into a prime (324221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67215 + ... + 71876.

It is an arithmetic number, because the mean of its divisors is an integer number (22903816).

Almost surely, 2^324221121 is an apocalyptic number.

It is an amenable number.

324221121 is a deficient number, since it is larger than the sum of its proper divisors (225470463).

324221121 is a wasteful number, since it uses less digits than its factorization.

324221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139141 (or 139138 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 324221121 is about 18006.1412023787. The cubic root of 324221121 is about 686.9847571353.

Adding to 324221121 its reverse (121122423), we get a palindrome (445343544).

It can be divided in two parts, 324 and 221121, that added together give a triangular number (221445 = T₆₆₅).

The spelling of 324221121 in words is "three hundred twenty-four million, two hundred twenty-one thousand, one hundred twenty-one".