11101112111020 has 12 divisors (see below), whose sum is σ = 23312335433184. Its totient is φ = 4440444844400.

The previous prime is 11101112110967. The next prime is 11101112111027. The reversal of 11101112111020 is 2011121110111.

It is not an unprimeable number, because it can be changed into a prime (11101112111027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277527802756 + ... + 277527802795.

It is an arithmetic number, because the mean of its divisors is an integer number (1942694619432).

Almost surely, 2^{11101112111020} is an apocalyptic number.

11101112111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101112111020 is an abundant number, since it is smaller than the sum of its proper divisors (12211223322164).

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

11101112111020 is a wasteful number, since it uses less digits than its factorization.

11101112111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555055605560 (or 555055605558 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11101112111020 its reverse (2011121110111), we get a palindrome (13112233221131).

The spelling of 11101112111020 in words is "eleven trillion, one hundred one billion, one hundred twelve million, one hundred eleven thousand, twenty".