3331210221 has 12 divisors (see below), whose sum is σ = 5020954848. Its totient is φ = 2124249864.

The previous prime is 3331210187. The next prime is 3331210273. The reversal of 3331210221 is 1220121333.

It is not a de Polignac number, because 3331210221 - 2¹¹ = 3331208173 is a prime.

It is a super-2 number, since 2×3331210221² = 22193923072989737682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3331210194 and 3331210203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331210621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8046195 + ... + 8046608.

It is an arithmetic number, because the mean of its divisors is an integer number (418412904).

Almost surely, 2^3331210221 is an apocalyptic number.

It is an amenable number.

3331210221 is a deficient number, since it is larger than the sum of its proper divisors (1689744627).

3331210221 is a wasteful number, since it uses less digits than its factorization.

3331210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16092832 (or 16092829 counting only the distinct ones).

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

The square root of 3331210221 is about 57716.6372980963. The cubic root of 3331210221 is about 1493.4843639709.

Adding to 3331210221 its reverse (1220121333), we get a palindrome (4551331554).

The spelling of 3331210221 in words is "three billion, three hundred thirty-one million, two hundred ten thousand, two hundred twenty-one".