324030121 has 4 divisors (see below), whose sum is σ = 324100692. Its totient is φ = 323959552.

The previous prime is 324030103. The next prime is 324030143. The reversal of 324030121 is 121030423.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 191434896 + 132595225 = 13836^2 + 11515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324030121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324030095 and 324030104.

It is not an unprimeable number, because it can be changed into a prime (324030521) 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 3 ways as a sum of consecutive naturals, for example, 27880 + ... + 37753.

It is an arithmetic number, because the mean of its divisors is an integer number (81025173).

Almost surely, 2^324030121 is an apocalyptic number.

It is an amenable number.

324030121 is a deficient number, since it is larger than the sum of its proper divisors (70571).

324030121 is an equidigital number, since it uses as much as digits as its factorization.

324030121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70570.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 324030121 is about 18000.8366749993. The cubic root of 324030121 is about 686.8498287846.

Adding to 324030121 its reverse (121030423), we get a palindrome (445060544).

The spelling of 324030121 in words is "three hundred twenty-four million, thirty thousand, one hundred twenty-one".