1100111121112 has 16 divisors (see below), whose sum is σ = 2062729481400. Its totient is φ = 550049926080.

The previous prime is 1100111121077. The next prime is 1100111121119. The reversal of 1100111121112 is 2111211110011.

It is a junction number, because it is equal to n+sod(n) for n = 1100111121092 and 1100111121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100111121119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192687 + ... + 1495777.

Almost surely, 2^{1100111121112} is an apocalyptic number.

It is an amenable number.

1100111121112 is a deficient number, since it is larger than the sum of its proper divisors (962618360288).

1100111121112 is a wasteful number, since it uses less digits than its factorization.

1100111121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408626 (or 1408622 counting only the distinct ones).

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

Adding to 1100111121112 its reverse (2111211110011), we get a palindrome (3211322231123).

The spelling of 1100111121112 in words is "one trillion, one hundred billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twelve".