22134451111 has 6 divisors (see below), whose sum is σ = 22661178720. Its totient is φ = 21619694628.

The previous prime is 22134451069. The next prime is 22134451153. The reversal of 22134451111 is 11115443122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22134451069) and next prime (22134451153).

It is not a de Polignac number, because 22134451111 - 2⁹ = 22134450599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134452111) 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 5 ways as a sum of consecutive naturals, for example, 5983671 + ... + 5987368.

It is an arithmetic number, because the mean of its divisors is an integer number (3776863120).

Almost surely, 2^22134451111 is an apocalyptic number.

22134451111 is a deficient number, since it is larger than the sum of its proper divisors (526727609).

22134451111 is an equidigital number, since it uses as much as digits as its factorization.

22134451111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11971125 (or 11971082 counting only the distinct ones).

The product of its digits is 960, while the sum is 25.

Adding to 22134451111 its reverse (11115443122), we get a palindrome (33249894233).

The spelling of 22134451111 in words is "twenty-two billion, one hundred thirty-four million, four hundred fifty-one thousand, one hundred eleven".