22300003021 has 2 divisors, whose sum is σ = 22300003022. Its totient is φ = 22300003020.

The previous prime is 22300003013. The next prime is 22300003031. The reversal of 22300003021 is 12030000322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20281747396 + 2018255625 = 142414^2 + 44925^2 .

It is a cyclic number.

It is not a de Polignac number, because 22300003021 - 2³ = 22300003013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22300002992 and 22300003010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22300003031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11150001510 + 11150001511.

It is an arithmetic number, because the mean of its divisors is an integer number (11150001511).

Almost surely, 2^22300003021 is an apocalyptic number.

It is an amenable number.

22300003021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22300003021 is an equidigital number, since it uses as much as digits as its factorization.

22300003021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 22300003021 its reverse (12030000322), we get a palindrome (34330003343).

The spelling of 22300003021 in words is "twenty-two billion, three hundred million, three thousand, twenty-one".