3321102131221 has 8 divisors (see below), whose sum is σ = 3795703441920. Its totient is φ = 2846540357808.

The previous prime is 3321102131201. The next prime is 3321102131227. The reversal of 3321102131221 is 1221312011233.

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

It is not a de Polignac number, because 3321102131221 - 2²¹ = 3321100034069 is a prime.

It is a super-2 number, since 2×3321102131221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3321102131192 and 3321102131201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321102131227) 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, 9704101 + ... + 10040506.

It is an arithmetic number, because the mean of its divisors is an integer number (474462930240).

Almost surely, 2^{3321102131221} is an apocalyptic number.

It is an amenable number.

3321102131221 is a deficient number, since it is larger than the sum of its proper divisors (474601310699).

3321102131221 is a wasteful number, since it uses less digits than its factorization.

3321102131221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19768643.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 3321102131221 its reverse (1221312011233), we get a palindrome (4542414142454).

The spelling of 3321102131221 in words is "three trillion, three hundred twenty-one billion, one hundred two million, one hundred thirty-one thousand, two hundred twenty-one".