11000111111111 has 8 divisors (see below), whose sum is σ = 11030549985840. Its totient is φ = 10969677306432.

The previous prime is 11000111111069. The next prime is 11000111111131. The reversal of 11000111111111 is 11111111100011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11000111111111 is a prime.

It is a Duffinian number.

11000111111111 is a modest number, since divided by 1111111 gives 1100011 as remainder.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11000111111092 and 11000111111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000111111131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3098516 + ... + 5621478.

It is an arithmetic number, because the mean of its divisors is an integer number (1378818748230).

Almost surely, 2^{11000111111111} is an apocalyptic number.

11000111111111 is a deficient number, since it is larger than the sum of its proper divisors (30438874729).

11000111111111 is a wasteful number, since it uses less digits than its factorization.

11000111111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535025.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 11000111111111 its reverse (11111111100011), we get a palindrome (22111222211122).

It can be divided in two parts, 1100011 and 1111111, that multiplied together give a palindrome (1222234322221).

The spelling of 11000111111111 in words is "eleven trillion, one hundred eleven million, one hundred eleven thousand, one hundred eleven".