3323101221 has 40 divisors (see below), whose sum is σ = 5439006144. Its totient is φ = 2005231680.

The previous prime is 3323101139. The next prime is 3323101237. The reversal of 3323101221 is 1221013233.

3323101221 is a `hidden beast` number, since 332 + 310 + 1 + 2 + 21 = 666.

It is not a de Polignac number, because 3323101221 - 2⁹ = 3323100709 is a prime.

It is a super-4 number, since 4×3323101221⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3323101194 and 3323101203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3323101021) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 199600 + ... + 215606.

Almost surely, 2^3323101221 is an apocalyptic number.

It is an amenable number.

3323101221 is a deficient number, since it is larger than the sum of its proper divisors (2115904923).

3323101221 is a wasteful number, since it uses less digits than its factorization.

3323101221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16263 (or 16254 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3323101221 is about 57646.3461201142. The cubic root of 3323101221 is about 1492.2715410016.

Adding to 3323101221 its reverse (1221013233), we get a palindrome (4544114454).

The spelling of 3323101221 in words is "three billion, three hundred twenty-three million, one hundred one thousand, two hundred twenty-one".