22888111 has 2 divisors, whose sum is σ = 22888112. Its totient is φ = 22888110.

The previous prime is 22888109. The next prime is 22888153. The reversal of 22888111 is 11188822.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22888111 - 2¹ = 22888109 is a prime.

Together with 22888109, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22886111) 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, 11444055 + 11444056.

It is an arithmetic number, because the mean of its divisors is an integer number (11444056).

Almost surely, 2^22888111 is an apocalyptic number.

22888111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22888111 is an equidigital number, since it uses as much as digits as its factorization.

22888111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2048, while the sum is 31.

The square root of 22888111 is about 4784.1520669811. The cubic root of 22888111 is about 283.9247924575.

The spelling of 22888111 in words is "twenty-two million, eight hundred eighty-eight thousand, one hundred eleven".