3321303121 has 4 divisors (see below), whose sum is σ = 3339653044. Its totient is φ = 3302953200.

The previous prime is 3321303091. The next prime is 3321303143. The reversal of 3321303121 is 1213031233.

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 1270209600 + 2051093521 = 35640^2 + 45289^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321303121 - 2¹¹ = 3321301073 is a prime.

It is a super-2 number, since 2×3321303121² = 22062108843128681282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3321303221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9174690 + ... + 9175051.

It is an arithmetic number, because the mean of its divisors is an integer number (834913261).

Almost surely, 2^3321303121 is an apocalyptic number.

It is an amenable number.

3321303121 is a deficient number, since it is larger than the sum of its proper divisors (18349923).

3321303121 is a wasteful number, since it uses less digits than its factorization.

3321303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18349922.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3321303121 is about 57630.7480517128. The cubic root of 3321303121 is about 1492.0023408994.

Adding to 3321303121 its reverse (1213031233), we get a palindrome (4534334354).

The spelling of 3321303121 in words is "three billion, three hundred twenty-one million, three hundred three thousand, one hundred twenty-one".