22244111 has 2 divisors, whose sum is σ = 22244112. Its totient is φ = 22244110.

The previous prime is 22244093. The next prime is 22244119. The reversal of 22244111 is 11144222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22244111 - 2²² = 18049807 is a prime.

It is a Chen prime.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22244111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22244119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122055 + 11122056.

It is an arithmetic number, because the mean of its divisors is an integer number (11122056).

Almost surely, 2^22244111 is an apocalyptic number.

22244111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22244111 is an equidigital number, since it uses as much as digits as its factorization.

22244111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 17.

The square root of 22244111 is about 4716.3662919667. The cubic root of 22244111 is about 281.2365000269.

Adding to 22244111 its reverse (11144222), we get a palindrome (33388333).

The spelling of 22244111 in words is "twenty-two million, two hundred forty-four thousand, one hundred eleven".