3030030032021 has 4 divisors (see below), whose sum is σ = 3052147039692. Its totient is φ = 3007913024352.

The previous prime is 3030030031999. The next prime is 3030030032041. The reversal of 3030030032021 is 1202300300303.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1628443971025 + 1401586060996 = 1276105^2 + 1183886^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030030032021 - 2⁶ = 3030030031957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030030032041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11058503630 + ... + 11058503903.

It is an arithmetic number, because the mean of its divisors is an integer number (763036759923).

Almost surely, 2^{3030030032021} is an apocalyptic number.

It is an amenable number.

3030030032021 is a deficient number, since it is larger than the sum of its proper divisors (22117007671).

3030030032021 is a wasteful number, since it uses less digits than its factorization.

3030030032021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22117007670.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 3030030032021 its reverse (1202300300303), we get a palindrome (4232330332324).

The spelling of 3030030032021 in words is "three trillion, thirty billion, thirty million, thirty-two thousand, twenty-one".