22111132122 has 24 divisors (see below), whose sum is σ = 48033872640. Its totient is φ = 7350928200.

The previous prime is 22111132117. The next prime is 22111132129. The reversal of 22111132122 is 22123111122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22111132095 and 22111132104.

It is not an unprimeable number, because it can be changed into a prime (22111132129) 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 11 ways as a sum of consecutive naturals, for example, 1613754 + ... + 1627397.

It is an arithmetic number, because the mean of its divisors is an integer number (2001411360).

Almost surely, 2^22111132122 is an apocalyptic number.

22111132122 is an abundant number, since it is smaller than the sum of its proper divisors (25922740518).

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

22111132122 is a wasteful number, since it uses less digits than its factorization.

22111132122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3241538 (or 3241535 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

Adding to 22111132122 its reverse (22123111122), we get a palindrome (44234243244).

The spelling of 22111132122 in words is "twenty-two billion, one hundred eleven million, one hundred thirty-two thousand, one hundred twenty-two".