3313340221 has 4 divisors (see below), whose sum is σ = 3330687744. Its totient is φ = 3295992700.

The previous prime is 3313340201. The next prime is 3313340243. The reversal of 3313340221 is 1220433133.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1220433133 = 2909 ⋅419537.

It is a cyclic number.

It is not a de Polignac number, because 3313340221 - 2⁹ = 3313339709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3313340192 and 3313340201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313340201) 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, 8673475 + ... + 8673856.

It is an arithmetic number, because the mean of its divisors is an integer number (832671936).

Almost surely, 2^3313340221 is an apocalyptic number.

It is an amenable number.

3313340221 is a deficient number, since it is larger than the sum of its proper divisors (17347523).

3313340221 is a wasteful number, since it uses less digits than its factorization.

3313340221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17347522.

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

The square root of 3313340221 is about 57561.6210768946. The cubic root of 3313340221 is about 1490.8090168339.

Adding to 3313340221 its reverse (1220433133), we get a palindrome (4533773354).

The spelling of 3313340221 in words is "three billion, three hundred thirteen million, three hundred forty thousand, two hundred twenty-one".