3030342021 has 48 divisors (see below), whose sum is σ = 5425999488. Its totient is φ = 1589990400.

The previous prime is 3030342013. The next prime is 3030342149. The reversal of 3030342021 is 1202430303.

3030342021 is a `hidden beast` number, since 303 + 0 + 342 + 0 + 21 = 666.

It is not a de Polignac number, because 3030342021 - 2³ = 3030342013 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3030341985 and 3030342003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030342521) 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 47 ways as a sum of consecutive naturals, for example, 9406 + ... + 78416.

It is an arithmetic number, because the mean of its divisors is an integer number (113041656).

Almost surely, 2^3030342021 is an apocalyptic number.

It is an amenable number.

3030342021 is a deficient number, since it is larger than the sum of its proper divisors (2395657467).

3030342021 is a wasteful number, since it uses less digits than its factorization.

3030342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69082 (or 69079 counting only the distinct ones).

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

The square root of 3030342021 is about 55048.5424057713. The cubic root of 3030342021 is about 1447.0955767447.

Adding to 3030342021 its reverse (1202430303), we get a palindrome (4232772324).

The spelling of 3030342021 in words is "three billion, thirty million, three hundred forty-two thousand, twenty-one".