333331121 has 8 divisors (see below), whose sum is σ = 353712744. Its totient is φ = 313035520.

The previous prime is 333331109. The next prime is 333331139. The reversal of 333331121 is 121133333.

It can be written as a sum of positive squares in 4 ways, for example, as 39551521 + 293779600 = 6289^2 + 17140^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 333331121 - 2¹⁰ = 333330097 is a prime.

It is a super-2 number, since 2×333331121² = 222219272454233282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 333331093 and 333331102.

It is not an unprimeable number, because it can be changed into a prime (333331171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13430 + ... + 29103.

It is an arithmetic number, because the mean of its divisors is an integer number (44214093).

Almost surely, 2^333331121 is an apocalyptic number.

It is an amenable number.

333331121 is a deficient number, since it is larger than the sum of its proper divisors (20381623).

333331121 is a wasteful number, since it uses less digits than its factorization.

333331121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43011.

The product of its digits is 486, while the sum is 20.

The square root of 333331121 is about 18257.3579961614. The cubic root of 333331121 is about 693.3597404010.

Adding to 333331121 its reverse (121133333), we get a palindrome (454464454).

The spelling of 333331121 in words is "three hundred thirty-three million, three hundred thirty-one thousand, one hundred twenty-one".