11000111111012 has 24 divisors (see below), whose sum is σ = 19257793787904. Its totient is φ = 5497884654912.

The previous prime is 11000111111009. The next prime is 11000111111069. The reversal of 11000111111012 is 21011111100011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11000111110984 and 11000111111002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156646013 + ... + 156716219.

It is an arithmetic number, because the mean of its divisors is an integer number (802408074496).

Almost surely, 2^{11000111111012} is an apocalyptic number.

It is an amenable number.

11000111111012 is a deficient number, since it is larger than the sum of its proper divisors (8257682676892).

11000111111012 is a wasteful number, since it uses less digits than its factorization.

11000111111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85115 (or 85113 counting only the distinct ones).

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

Adding to 11000111111012 its reverse (21011111100011), we get a palindrome (32011222211023).

The spelling of 11000111111012 in words is "eleven trillion, one hundred eleven million, one hundred eleven thousand, twelve".