3313306121 has 4 divisors (see below), whose sum is σ = 3314742144. Its totient is φ = 3311870100.

The previous prime is 3313306099. The next prime is 3313306141. The reversal of 3313306121 is 1216033133.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3313306121 - 2³⁰ = 2239564297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3313306141) 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, 714545 + ... + 719166.

It is an arithmetic number, because the mean of its divisors is an integer number (828685536).

Almost surely, 2^3313306121 is an apocalyptic number.

It is an amenable number.

3313306121 is a deficient number, since it is larger than the sum of its proper divisors (1436023).

3313306121 is a wasteful number, since it uses less digits than its factorization.

3313306121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436022.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3313306121 is about 57561.3248718269. The cubic root of 3313306121 is about 1490.8039024821.

Adding to 3313306121 its reverse (1216033133), we get a palindrome (4529339254).

The spelling of 3313306121 in words is "three billion, three hundred thirteen million, three hundred six thousand, one hundred twenty-one".