11101111222112 has 24 divisors (see below), whose sum is σ = 21866148399816. Its totient is φ = 5547803692032.

The previous prime is 11101111222067. The next prime is 11101111222127. The reversal of 11101111222112 is 21122211110111.

11101111222112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85931918 + ... + 86061005.

It is an arithmetic number, because the mean of its divisors is an integer number (911089516659).

Almost surely, 2^{11101111222112} is an apocalyptic number.

It is an amenable number.

11101111222112 is a deficient number, since it is larger than the sum of its proper divisors (10765037177704).

11101111222112 is a wasteful number, since it uses less digits than its factorization.

11101111222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171994950 (or 171994942 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11101111222112 its reverse (21122211110111), we get a palindrome (32223322332223).

The spelling of 11101111222112 in words is "eleven trillion, one hundred one billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twelve".