111011001010112 has 56 divisors (see below), whose sum is σ = 251926171056480. Its totient is φ = 47544191262720.

The previous prime is 111011001010111. The next prime is 111011001010159. The reversal of 111011001010112 is 211010100110111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 111011001010093 and 111011001010102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011001010111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82540589 + ... + 83874732.

Almost surely, 2^{111011001010112} is an apocalyptic number.

It is an amenable number.

111011001010112 is an abundant number, since it is smaller than the sum of its proper divisors (140915170046368).

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

111011001010112 is a wasteful number, since it uses less digits than its factorization.

111011001010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166416829 (or 166416819 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 111011001010112 its reverse (211010100110111), we get a palindrome (322021101120223).

Subtracting 111011001010112 from its reverse (211010100110111), we obtain a palindrome (99999099099999).

The spelling of 111011001010112 in words is "one hundred eleven trillion, eleven billion, one million, ten thousand, one hundred twelve".