3321234021 has 8 divisors (see below), whose sum is σ = 5060928064. Its totient is φ = 1897848000.

The previous prime is 3321234013. The next prime is 3321234031. The reversal of 3321234021 is 1204321233.

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

It is not a de Polignac number, because 3321234021 - 2³ = 3321234013 is a prime.

It is a super-2 number, since 2×3321234021² = 22061190844495656882, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 158154001 = 3321234021 / (3 + 3 + 2 + 1 + 2 + 3 + 4 + 0 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321234031) 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, 79076980 + ... + 79077021.

It is an arithmetic number, because the mean of its divisors is an integer number (632616008).

Almost surely, 2^3321234021 is an apocalyptic number.

It is an amenable number.

3321234021 is a deficient number, since it is larger than the sum of its proper divisors (1739694043).

3321234021 is a wasteful number, since it uses less digits than its factorization.

3321234021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158154011.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3321234021 is about 57630.1485422344. The cubic root of 3321234021 is about 1491.9919937482.

Adding to 3321234021 its reverse (1204321233), we get a palindrome (4525555254).

The spelling of 3321234021 in words is "three billion, three hundred twenty-one million, two hundred thirty-four thousand, twenty-one".