11122220101122 has 96 divisors (see below), whose sum is σ = 26110408222080. Its totient is φ = 3401317370880.

The previous prime is 11122220101121. The next prime is 11122220101141. The reversal of 11122220101122 is 22110102222111.

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

It is a junction number, because it is equal to n+sod(n) for n = 11122220101095 and 11122220101104.

It is not an unprimeable number, because it can be changed into a prime (11122220101121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 536491497 + ... + 536512227.

It is an arithmetic number, because the mean of its divisors is an integer number (271983418980).

Almost surely, 2^{11122220101122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11122220101122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13055204111040).

11122220101122 is an abundant number, since it is smaller than the sum of its proper divisors (14988188120958).

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

11122220101122 is a wasteful number, since it uses less digits than its factorization.

11122220101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34648 (or 34645 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11122220101122 its reverse (22110102222111), we get a palindrome (33232322323233).

The spelling of 11122220101122 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty million, one hundred one thousand, one hundred twenty-two".