22112111111122 has 32 divisors (see below), whose sum is σ = 35006405385600. Its totient is φ = 10446427450368.

The previous prime is 22112111111119. The next prime is 22112111111137. The reversal of 22112111111122 is 22111111121122.

It is a Harshad number since it is a multiple of its sum of digits (19).

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

It is a self number, because there is not a number n which added to its sum of digits gives 22112111111122.

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 15 ways as a sum of consecutive naturals, for example, 23503779 + ... + 24426457.

It is an arithmetic number, because the mean of its divisors is an integer number (1093950168300).

Almost surely, 2^{22112111111122} is an apocalyptic number.

22112111111122 is a deficient number, since it is larger than the sum of its proper divisors (12894294274478).

22112111111122 is a wasteful number, since it uses less digits than its factorization.

22112111111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924370.

The product of its digits is 32, while the sum is 19.

Adding to 22112111111122 its reverse (22111111121122), we get a palindrome (44223222232244).

The spelling of 22112111111122 in words is "twenty-two trillion, one hundred twelve billion, one hundred eleven million, one hundred eleven thousand, one hundred twenty-two".