111101112011012 has 12 divisors (see below), whose sum is σ = 204659943178320. Its totient is φ = 52626842531496.

The previous prime is 111101112011011. The next prime is 111101112011089. The reversal of 111101112011012 is 210110211101111.

It is not an unprimeable number, because it can be changed into a prime (111101112011011) 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, 730928368418 + ... + 730928368569.

It is an arithmetic number, because the mean of its divisors is an integer number (17054995264860).

Almost surely, 2^{111101112011012} is an apocalyptic number.

It is an amenable number.

111101112011012 is a deficient number, since it is larger than the sum of its proper divisors (93558831167308).

111101112011012 is a wasteful number, since it uses less digits than its factorization.

111101112011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461856737010 (or 1461856737008 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111101112011012 its reverse (210110211101111), we get a palindrome (321211323112123).

Subtracting 111101112011012 from its reverse (210110211101111), we obtain a palindrome (99009099090099).

The spelling of 111101112011012 in words is "one hundred eleven trillion, one hundred one billion, one hundred twelve million, eleven thousand, twelve".