1100111211112 has 32 divisors (see below), whose sum is σ = 2101714895880. Its totient is φ = 539654768640.

The previous prime is 1100111211097. The next prime is 1100111211137. The reversal of 1100111211112 is 2111121110011.

It can be written as a sum of positive squares in 4 ways, for example, as 676614824356 + 423496386756 = 822566^2 + 650766^2 .

It is a super-2 number, since 2×1100111211112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100111211092 and 1100111211101.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15330388 + ... + 15401980.

Almost surely, 2^{1100111211112} is an apocalyptic number.

It is an amenable number.

1100111211112 is a deficient number, since it is larger than the sum of its proper divisors (1001603684768).

1100111211112 is a wasteful number, since it uses less digits than its factorization.

1100111211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107893 (or 107889 counting only the distinct ones).

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

Adding to 1100111211112 its reverse (2111121110011), we get a palindrome (3211232321123).

The spelling of 1100111211112 in words is "one trillion, one hundred billion, one hundred eleven million, two hundred eleven thousand, one hundred twelve".