3343430021 has 8 divisors (see below), whose sum is σ = 3386853120. Its totient is φ = 3300034608.

The previous prime is 3343430017. The next prime is 3343430053. The reversal of 3343430021 is 1200343433.

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

It is a cyclic number.

It is not a de Polignac number, because 3343430021 - 2² = 3343430017 is a prime.

It is a super-2 number, since 2×3343430021² = 22357048610648120882, 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 (3343430521) 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, 361760 + ... + 370886.

It is an arithmetic number, because the mean of its divisors is an integer number (423356640).

Almost surely, 2^3343430021 is an apocalyptic number.

It is an amenable number.

3343430021 is a deficient number, since it is larger than the sum of its proper divisors (43423099).

3343430021 is an equidigital number, since it uses as much as digits as its factorization.

3343430021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13843.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 3343430021 is about 57822.4006852016. The cubic root of 3343430021 is about 1495.3083067166.

Adding to 3343430021 its reverse (1200343433), we get a palindrome (4543773454).

The spelling of 3343430021 in words is "three billion, three hundred forty-three million, four hundred thirty thousand, twenty-one".