3020021065 has 8 divisors (see below), whose sum is σ = 3626064000. Its totient is φ = 2414657712.

The previous prime is 3020021057. The next prime is 3020021077. The reversal of 3020021065 is 5601200203.

It is a happy number.

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 3020021065 - 2³ = 3020021057 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160065 + ... + 177934.

It is an arithmetic number, because the mean of its divisors is an integer number (453258000).

Almost surely, 2^3020021065 is an apocalyptic number.

It is an amenable number.

3020021065 is a deficient number, since it is larger than the sum of its proper divisors (606042935).

3020021065 is a wasteful number, since it uses less digits than its factorization.

3020021065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339791.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 3020021065 is about 54954.7183142631. The cubic root of 3020021065 is about 1445.4508341317.

Adding to 3020021065 its reverse (5601200203), we get a palindrome (8621221268).

The spelling of 3020021065 in words is "three billion, twenty million, twenty-one thousand, sixty-five".