3033012021 has 16 divisors (see below), whose sum is σ = 4365977280. Its totient is φ = 1861804800.

The previous prime is 3033012019. The next prime is 3033012077. The reversal of 3033012021 is 1202103303.

It is not a de Polignac number, because 3033012021 - 2¹ = 3033012019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033012011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81331 + ... + 112608.

It is an arithmetic number, because the mean of its divisors is an integer number (272873580).

Almost surely, 2^3033012021 is an apocalyptic number.

It is an amenable number.

3033012021 is a deficient number, since it is larger than the sum of its proper divisors (1332965259).

3033012021 is a wasteful number, since it uses less digits than its factorization.

3033012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194356.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3033012021 is about 55072.7883895486. The cubic root of 3033012021 is about 1447.5204584853.

Adding to 3033012021 its reverse (1202103303), we get a palindrome (4235115324).

The spelling of 3033012021 in words is "three billion, thirty-three million, twelve thousand, twenty-one".