22330122021 has 12 divisors (see below), whose sum is σ = 32863199148. Its totient is φ = 14605865664.

The previous prime is 22330122011. The next prime is 22330122029. The reversal of 22330122021 is 12022103322.

It can be written as a sum of positive squares in 2 ways, for example, as 6567319521 + 15762802500 = 81039^2 + 125550^2 .

It is not a de Polignac number, because 22330122021 - 2¹⁰ = 22330120997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22330121985 and 22330122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22330122029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23406360 + ... + 23407313.

It is an arithmetic number, because the mean of its divisors is an integer number (2738599929).

Almost surely, 2^22330122021 is an apocalyptic number.

It is an amenable number.

22330122021 is a deficient number, since it is larger than the sum of its proper divisors (10533077127).

22330122021 is a wasteful number, since it uses less digits than its factorization.

22330122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46813732 (or 46813729 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22330122021 its reverse (12022103322), we get a palindrome (34352225343).

The spelling of 22330122021 in words is "twenty-two billion, three hundred thirty million, one hundred twenty-two thousand, twenty-one".