3321120121 has 8 divisors (see below), whose sum is σ = 3780563904. Its totient is φ = 2887930320.

The previous prime is 3321120109. The next prime is 3321120151. The reversal of 3321120121 is 1210211233.

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

It is not a de Polignac number, because 3321120121 - 2¹⁹ = 3320595833 is a prime.

It is a super-2 number, since 2×3321120121² = 22059677716222109282, 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 = 3321120095 and 3321120104.

It is not an unprimeable number, because it can be changed into a prime (3321120151) 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, 6563226 + ... + 6563731.

It is an arithmetic number, because the mean of its divisors is an integer number (472570488).

Almost surely, 2^3321120121 is an apocalyptic number.

It is an amenable number.

3321120121 is a deficient number, since it is larger than the sum of its proper divisors (459443783).

3321120121 is a wasteful number, since it uses less digits than its factorization.

3321120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13126991.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3321120121 is about 57629.1603357189. The cubic root of 3321120121 is about 1491.9749378557.

Adding to 3321120121 its reverse (1210211233), we get a palindrome (4531331354).

The spelling of 3321120121 in words is "three billion, three hundred twenty-one million, one hundred twenty thousand, one hundred twenty-one".