1011101011112 has 16 divisors (see below), whose sum is σ = 1895825463840. Its totient is φ = 505547554096.

The previous prime is 1011101011031. The next prime is 1011101011127. The reversal of 1011101011112 is 2111101011101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011101011093 and 1011101011102.

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, 1928813 + ... + 2396355.

It is an arithmetic number, because the mean of its divisors is an integer number (118489091490).

Almost surely, 2^{1011101011112} is an apocalyptic number.

It is an amenable number.

1011101011112 is a deficient number, since it is larger than the sum of its proper divisors (884724452728).

1011101011112 is a wasteful number, since it uses less digits than its factorization.

1011101011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737872 (or 737868 counting only the distinct ones).

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

Subtracting from 1011101011112 its sum of digits (11), we obtain a palindrome (1011101011101).

Adding to 1011101011112 its reverse (2111101011101), we get a palindrome (3122202022213).

The spelling of 1011101011112 in words is "one trillion, eleven billion, one hundred one million, eleven thousand, one hundred twelve".