3330243121 has 4 divisors (see below), whose sum is σ = 3330890100. Its totient is φ = 3329596144.

The previous prime is 3330243097. The next prime is 3330243157. The reversal of 3330243121 is 1213420333.

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 2813135521 + 517107600 = 53039^2 + 22740^2 .

It is a cyclic number.

It is not a de Polignac number, because 3330243121 - 2¹⁵ = 3330210353 is a prime.

It is a super-2 number, since 2×3330243121² = 22181038489935641282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3330243092 and 3330243101.

It is not an unprimeable number, because it can be changed into a prime (3330246121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 315706 + ... + 326083.

It is an arithmetic number, because the mean of its divisors is an integer number (832722525).

Almost surely, 2^3330243121 is an apocalyptic number.

It is an amenable number.

3330243121 is a deficient number, since it is larger than the sum of its proper divisors (646979).

3330243121 is an equidigital number, since it uses as much as digits as its factorization.

3330243121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646978.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 3330243121 is about 57708.2586897231. The cubic root of 3330243121 is about 1493.3398230557.

Adding to 3330243121 its reverse (1213420333), we get a palindrome (4543663454).

The spelling of 3330243121 in words is "three billion, three hundred thirty million, two hundred forty-three thousand, one hundred twenty-one".