22301023 has 2 divisors, whose sum is σ = 22301024. Its totient is φ = 22301022.

The previous prime is 22301011. The next prime is 22301101. The reversal of 22301023 is 32010322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22301023 - 2⁹ = 22300511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22300994 and 22301012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22301423) 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, 11150511 + 11150512.

It is an arithmetic number, because the mean of its divisors is an integer number (11150512).

Almost surely, 2^22301023 is an apocalyptic number.

22301023 is a deficient number, since it is larger than the sum of its proper divisors (1).

22301023 is an equidigital number, since it uses as much as digits as its factorization.

22301023 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.

The square root of 22301023 is about 4722.3958961527. The cubic root of 22301023 is about 281.4761454883.

Adding to 22301023 its reverse (32010322), we get a palindrome (54311345).

The spelling of 22301023 in words is "twenty-two million, three hundred one thousand, twenty-three".