22224113 has 2 divisors, whose sum is σ = 22224114. Its totient is φ = 22224112.

The previous prime is 22224109. The next prime is 22224131. The reversal of 22224113 is 31142222.

Together with next prime (22224131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12439729 + 9784384 = 3527^2 + 3128^2 .

It is a cyclic number.

It is not a de Polignac number, because 22224113 - 2² = 22224109 is a prime.

It is a super-2 number, since 2×22224113² = 987822397273538, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22224091 and 22224100.

It is not a weakly prime, because it can be changed into another prime (22220113) 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, 11112056 + 11112057.

It is an arithmetic number, because the mean of its divisors is an integer number (11112057).

Almost surely, 2^22224113 is an apocalyptic number.

It is an amenable number.

22224113 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224113 is an equidigital number, since it uses as much as digits as its factorization.

22224113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 17.

The square root of 22224113 is about 4714.2457509129. The cubic root of 22224113 is about 281.1521952598.

Adding to 22224113 its reverse (31142222), we get a palindrome (53366335).

The spelling of 22224113 in words is "twenty-two million, two hundred twenty-four thousand, one hundred thirteen".