22111345134 has 12 divisors (see below), whose sum is σ = 47907914496. Its totient is φ = 7370448372.

The previous prime is 22111345129. The next prime is 22111345153. The reversal of 22111345134 is 43154311122.

22111345134 is a `hidden beast` number, since 2 + 2 + 11 + 134 + 513 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22111345098 and 22111345107.

It is a congruent number.

It is an unprimeable number.

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, 614204014 + ... + 614204049.

It is an arithmetic number, because the mean of its divisors is an integer number (3992326208).

Almost surely, 2^22111345134 is an apocalyptic number.

22111345134 is an abundant number, since it is smaller than the sum of its proper divisors (25796569362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22111345134 is a wasteful number, since it uses less digits than its factorization.

22111345134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228408071 (or 1228408068 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

Adding to 22111345134 its reverse (43154311122), we get a palindrome (65265656256).

The spelling of 22111345134 in words is "twenty-two billion, one hundred eleven million, three hundred forty-five thousand, one hundred thirty-four".