3321300021 has 16 divisors (see below), whose sum is σ = 4788060480. Its totient is φ = 2035728000.

The previous prime is 3321300007. The next prime is 3321300061. The reversal of 3321300021 is 1200031233.

3321300021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3321300021 - 2²¹ = 3319202869 is a prime.

It is a super-2 number, since 2×3321300021² = 22062067658989200882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321300061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159856 + ... + 179433.

It is an arithmetic number, because the mean of its divisors is an integer number (299253780).

Almost surely, 2^3321300021 is an apocalyptic number.

It is an amenable number.

3321300021 is a deficient number, since it is larger than the sum of its proper divisors (1466760459).

3321300021 is a wasteful number, since it uses less digits than its factorization.

3321300021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339556.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3321300021 is about 57630.7211563416. The cubic root of 3321300021 is about 1492.0018767032.

Adding to 3321300021 its reverse (1200031233), we get a palindrome (4521331254).

The spelling of 3321300021 in words is "three billion, three hundred twenty-one million, three hundred thousand, twenty-one".