3313023021 has 96 divisors (see below), whose sum is σ = 6192755712. Its totient is φ = 1656910080.

The previous prime is 3313023011. The next prime is 3313023037. The reversal of 3313023021 is 1203203133.

3313023021 is a `hidden beast` number, since 331 + 30 + 2 + 302 + 1 = 666.

3313023021 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3313023021 - 2⁷ = 3313022893 is a prime.

It is a super-2 number, since 2×3313023021² = 21952243075351932882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3313022985 and 3313023003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313023011) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2174566 + ... + 2176088.

It is an arithmetic number, because the mean of its divisors is an integer number (64507872).

Almost surely, 2^3313023021 is an apocalyptic number.

It is an amenable number.

3313023021 is a deficient number, since it is larger than the sum of its proper divisors (2879732691).

3313023021 is a wasteful number, since it uses less digits than its factorization.

3313023021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3313023021 is about 57558.8657028611. The cubic root of 3313023021 is about 1490.7614415091.

Adding to 3313023021 its reverse (1203203133), we get a palindrome (4516226154).

The spelling of 3313023021 in words is "three billion, three hundred thirteen million, twenty-three thousand, twenty-one".