3320021333 has 4 divisors (see below), whose sum is σ = 3320141088. Its totient is φ = 3319901580.

The previous prime is 3320021317. The next prime is 3320021339. The reversal of 3320021333 is 3331200233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3331200233 = 14771 ⋅225523.

It is a cyclic number.

It is not a de Polignac number, because 3320021333 - 2⁴ = 3320021317 is a prime.

It is a super-2 number, since 2×3320021333² = 22045083303150193778, which 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 (3320021339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5510 + ... + 81672.

It is an arithmetic number, because the mean of its divisors is an integer number (830035272).

Almost surely, 2^3320021333 is an apocalyptic number.

It is an amenable number.

3320021333 is a deficient number, since it is larger than the sum of its proper divisors (119755).

3320021333 is an equidigital number, since it uses as much as digits as its factorization.

3320021333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119754.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 3320021333 is about 57619.6262830643. The cubic root of 3320021333 is about 1491.8103804248.

Adding to 3320021333 its reverse (3331200233), we get a palindrome (6651221566).

The spelling of 3320021333 in words is "three billion, three hundred twenty million, twenty-one thousand, three hundred thirty-three".