1111000111012 has 24 divisors (see below), whose sum is σ = 2170325801952. Its totient is φ = 493255862400.

The previous prime is 1111000110991. The next prime is 1111000111027. The reversal of 1111000111012 is 2101110001111.

It is a self number, because there is not a number n which added to its sum of digits gives 1111000111012.

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, 293602789 + ... + 293606572.

It is an arithmetic number, because the mean of its divisors is an integer number (90430241748).

Almost surely, 2^{1111000111012} is an apocalyptic number.

It is an amenable number.

1111000111012 is a deficient number, since it is larger than the sum of its proper divisors (1059325690940).

1111000111012 is a wasteful number, since it uses less digits than its factorization.

1111000111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587209419 (or 587209417 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1111000111012 its reverse (2101110001111), we get a palindrome (3212110112123).

The spelling of 1111000111012 in words is "one trillion, one hundred eleven billion, one hundred eleven thousand, twelve".