22330303021 has 8 divisors (see below), whose sum is σ = 24877261080. Its totient is φ = 19901808192.

The previous prime is 22330303007. The next prime is 22330303027. The reversal of 22330303021 is 12030303322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 978121 + 22329324900 = 989^2 + 149430^2 .

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

It is not a de Polignac number, because 22330303021 - 2⁵ = 22330302989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22330303021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22330303027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29615410 + ... + 29616163.

It is an arithmetic number, because the mean of its divisors is an integer number (3109657635).

Almost surely, 2^22330303021 is an apocalyptic number.

It is an amenable number.

22330303021 is a deficient number, since it is larger than the sum of its proper divisors (2546958059).

22330303021 is a wasteful number, since it uses less digits than its factorization.

22330303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59231615.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 22330303021 its reverse (12030303322), we get a palindrome (34360606343).

The spelling of 22330303021 in words is "twenty-two billion, three hundred thirty million, three hundred three thousand, twenty-one".