11101112211112 has 64 divisors (see below), whose sum is σ = 25951600563840. Its totient is φ = 4324950547200.

The previous prime is 11101112211109. The next prime is 11101112211143. The reversal of 11101112211112 is 21111221110111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17300662 + ... + 17930842.

It is an arithmetic number, because the mean of its divisors is an integer number (405493758810).

Almost surely, 2^{11101112211112} is an apocalyptic number.

It is an amenable number.

11101112211112 is an abundant number, since it is smaller than the sum of its proper divisors (14850488352728).

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

11101112211112 is a wasteful number, since it uses less digits than its factorization.

11101112211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658802 (or 658798 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 11101112211112 its reverse (21111221110111), we get a palindrome (32212333321223).

The spelling of 11101112211112 in words is "eleven trillion, one hundred one billion, one hundred twelve million, two hundred eleven thousand, one hundred twelve".