3022221021 has 8 divisors (see below), whose sum is σ = 4030396800. Its totient is φ = 2014429632.

The previous prime is 3022221017. The next prime is 3022221061. The reversal of 3022221021 is 1201222203.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3022221021 - 2² = 3022221017 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 (3022221001) 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, 77221 + ... + 109578.

It is an arithmetic number, because the mean of its divisors is an integer number (503799600).

Almost surely, 2^3022221021 is an apocalyptic number.

It is an amenable number.

3022221021 is a deficient number, since it is larger than the sum of its proper divisors (1008175779).

3022221021 is a wasteful number, since it uses less digits than its factorization.

3022221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192195.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 3022221021 is about 54974.7307496817. The cubic root of 3022221021 is about 1445.8017319491.

Adding to 3022221021 its reverse (1201222203), we get a palindrome (4223443224).

The spelling of 3022221021 in words is "three billion, twenty-two million, two hundred twenty-one thousand, twenty-one".