22243111111 has 8 divisors (see below), whose sum is σ = 24311644784. Its totient is φ = 20225652480.

The previous prime is 22243111087. The next prime is 22243111183. The reversal of 22243111111 is 11111134222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22243111111 - 2¹⁵ = 22243078343 is a prime.

It is a Duffinian number.

22243111111 is a modest number, since divided by 111111 gives 22243 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243111511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12767850 + ... + 12769591.

It is an arithmetic number, because the mean of its divisors is an integer number (3038955598).

Almost surely, 2^22243111111 is an apocalyptic number.

22243111111 is a deficient number, since it is larger than the sum of its proper divisors (2068533673).

22243111111 is a wasteful number, since it uses less digits than its factorization.

22243111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25537521.

The product of its digits is 96, while the sum is 19.

Adding to 22243111111 its reverse (11111134222), we get a palindrome (33354245333).

The spelling of 22243111111 in words is "twenty-two billion, two hundred forty-three million, one hundred eleven thousand, one hundred eleven".