3301220221 has 8 divisors (see below), whose sum is σ = 3557028384. Its totient is φ = 3045678960.

The previous prime is 3301220213. The next prime is 3301220239. The reversal of 3301220221 is 1220221033.

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

It is a cyclic number.

It is not a de Polignac number, because 3301220221 - 2³ = 3301220213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3301220195 and 3301220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3301220201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40651 + ... + 90856.

It is an arithmetic number, because the mean of its divisors is an integer number (444628548).

Almost surely, 2^3301220221 is an apocalyptic number.

It is an amenable number.

3301220221 is a deficient number, since it is larger than the sum of its proper divisors (255808163).

3301220221 is a wasteful number, since it uses less digits than its factorization.

3301220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133451.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3301220221 is about 57456.2461443488. The cubic root of 3301220221 is about 1488.9890325431.

Adding to 3301220221 its reverse (1220221033), we get a palindrome (4521441254).

The spelling of 3301220221 in words is "three billion, three hundred one million, two hundred twenty thousand, two hundred twenty-one".