3033420021 has 12 divisors (see below), whose sum is σ = 4572111648. Its totient is φ = 1934354664.

The previous prime is 3033419989. The next prime is 3033420043. The reversal of 3033420021 is 1200243303.

3033420021 is a `hidden beast` number, since 303 + 342 + 0 + 0 + 21 = 666.

It is not a de Polignac number, because 3033420021 - 2⁵ = 3033419989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3033419976 and 3033420003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033420421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7326895 + ... + 7327308.

It is an arithmetic number, because the mean of its divisors is an integer number (381009304).

Almost surely, 2^3033420021 is an apocalyptic number.

It is an amenable number.

3033420021 is a deficient number, since it is larger than the sum of its proper divisors (1538691627).

3033420021 is a wasteful number, since it uses less digits than its factorization.

3033420021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14654232 (or 14654229 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3033420021 is about 55076.4924536775. The cubic root of 3033420021 is about 1447.5853622688.

Adding to 3033420021 its reverse (1200243303), we get a palindrome (4233663324).

The spelling of 3033420021 in words is "three billion, thirty-three million, four hundred twenty thousand, twenty-one".