3022020021 has 8 divisors (see below), whose sum is σ = 4039719840. Its totient is φ = 2009500112.

The previous prime is 3022020007. The next prime is 3022020031. The reversal of 3022020021 is 1200202203.

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 3022020021 - 2⁹ = 3022019509 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3022019979 and 3022020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3022020031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1293615 + ... + 1295948.

It is an arithmetic number, because the mean of its divisors is an integer number (504964980).

Almost surely, 2^3022020021 is an apocalyptic number.

It is an amenable number.

3022020021 is a deficient number, since it is larger than the sum of its proper divisors (1017699819).

3022020021 is a wasteful number, since it uses less digits than its factorization.

3022020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589955.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3022020021 is about 54972.9026066479. The cubic root of 3022020021 is about 1445.7696790770.

Adding to 3022020021 its reverse (1200202203), we get a palindrome (4222222224).

The spelling of 3022020021 in words is "three billion, twenty-two million, twenty thousand, twenty-one".