11122220112120 has 192 divisors, whose sum is σ = 38930062691520. Its totient is φ = 2737616044032.

The previous prime is 11122220112097. The next prime is 11122220112151. The reversal of 11122220112120 is 2121102222111.

11122220112120 is a `hidden beast` number, since 111 + 222 + 201 + 12 + 120 = 666.

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 = 11122220112093 and 11122220112102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92496277 + ... + 92616443.

It is an arithmetic number, because the mean of its divisors is an integer number (202760743185).

Almost surely, 2^{11122220112120} is an apocalyptic number.

11122220112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122220112120 is an abundant number, since it is smaller than the sum of its proper divisors (27807842579400).

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

11122220112120 is a wasteful number, since it uses less digits than its factorization.

11122220112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139974 (or 139967 counting only the distinct ones).

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

Adding to 11122220112120 its reverse (2121102222111), we get a palindrome (13243322334231).

The spelling of 11122220112120 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty million, one hundred twelve thousand, one hundred twenty".