22030301 has 2 divisors, whose sum is σ = 22030302. Its totient is φ = 22030300.

The previous prime is 22030289. The next prime is 22030321. The reversal of 22030301 is 10303022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21576025 + 454276 = 4645^2 + 674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22030301 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22030321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015150 + 11015151.

It is an arithmetic number, because the mean of its divisors is an integer number (11015151).

Almost surely, 2^22030301 is an apocalyptic number.

It is an amenable number.

22030301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22030301 is an equidigital number, since it uses as much as digits as its factorization.

22030301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 22030301 is about 4693.6447458239. The cubic root of 22030301 is about 280.3325173736.

Adding to 22030301 its reverse (10303022), we get a palindrome (32333323).

The spelling of 22030301 in words is "twenty-two million, thirty thousand, three hundred one".