3321002013021 has 24 divisors (see below), whose sum is σ = 5980678951104. Its totient is φ = 1725195850560.

The previous prime is 3321002013019. The next prime is 3321002013023. The reversal of 3321002013021 is 1203102001233.

3321002013021 is a `hidden beast` number, since 332 + 10 + 0 + 20 + 1 + 302 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (3321002013019) and next prime (3321002013023).

It is not a de Polignac number, because 3321002013021 - 2¹ = 3321002013019 is a prime.

It is a super-2 number, since 2×3321002013021² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321002012985 and 3321002013003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321002013023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2396104656 + ... + 2396106041.

It is an arithmetic number, because the mean of its divisors is an integer number (249194956296).

Almost surely, 2^{3321002013021} is an apocalyptic number.

It is an amenable number.

3321002013021 is a deficient number, since it is larger than the sum of its proper divisors (2659676938083).

3321002013021 is a wasteful number, since it uses less digits than its factorization.

3321002013021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4792210721 (or 4792210718 counting only the distinct ones).

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

Adding to 3321002013021 its reverse (1203102001233), we get a palindrome (4524104014254).

The spelling of 3321002013021 in words is "three trillion, three hundred twenty-one billion, two million, thirteen thousand, twenty-one".