22030133221 has 2 divisors, whose sum is σ = 22030133222. Its totient is φ = 22030133220.

The previous prime is 22030133219. The next prime is 22030133227. The reversal of 22030133221 is 12233103022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11639388996 + 10390744225 = 107886^2 + 101935^2 .

It is a cyclic number.

It is not a de Polignac number, because 22030133221 - 2¹ = 22030133219 is a prime.

Together with 22030133219, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22030133227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015066610 + 11015066611.

It is an arithmetic number, because the mean of its divisors is an integer number (11015066611).

Almost surely, 2^22030133221 is an apocalyptic number.

It is an amenable number.

22030133221 is a deficient number, since it is larger than the sum of its proper divisors (1).

22030133221 is an equidigital number, since it uses as much as digits as its factorization.

22030133221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22030133221 its reverse (12233103022), we get a palindrome (34263236243).

The spelling of 22030133221 in words is "twenty-two billion, thirty million, one hundred thirty-three thousand, two hundred twenty-one".