3320123222221 has 16 divisors (see below), whose sum is σ = 3793615789824. Its totient is φ = 2878527953664.

The previous prime is 3320123222209. The next prime is 3320123222279. The reversal of 3320123222221 is 1222223210233.

It is a cyclic number.

It is not a de Polignac number, because 3320123222221 - 2¹³ = 3320123214029 is a prime.

It is a super-2 number, since 2×3320123222221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320123222201) 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 15 ways as a sum of consecutive naturals, for example, 15316585 + ... + 15531838.

It is an arithmetic number, because the mean of its divisors is an integer number (237100986864).

Almost surely, 2^{3320123222221} is an apocalyptic number.

It is an amenable number.

3320123222221 is a deficient number, since it is larger than the sum of its proper divisors (473492567603).

3320123222221 is a wasteful number, since it uses less digits than its factorization.

3320123222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30848940.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 3320123222221 its reverse (1222223210233), we get a palindrome (4542346432454).

The spelling of 3320123222221 in words is "three trillion, three hundred twenty billion, one hundred twenty-three million, two hundred twenty-two thousand, two hundred twenty-one".