11100001111011 has 12 divisors (see below), whose sum is σ = 16730436457488. Its totient is φ = 7078261577904.

The previous prime is 11100001110973. The next prime is 11100001111117. The reversal of 11100001111011 is 11011110000111.

It is not a de Polignac number, because 11100001111011 - 2¹⁹ = 11100000586723 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11100001110984 and 11100001111002.

It is not an unprimeable number, because it can be changed into a prime (11100001111711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26811596680 + ... + 26811597093.

It is an arithmetic number, because the mean of its divisors is an integer number (1394203038124).

Almost surely, 2^{11100001111011} is an apocalyptic number.

11100001111011 is a deficient number, since it is larger than the sum of its proper divisors (5630435346477).

11100001111011 is a wasteful number, since it uses less digits than its factorization.

11100001111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53623193802 (or 53623193799 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 11100001111011 its reverse (11011110000111), we get a palindrome (22111111111122).

The spelling of 11100001111011 in words is "eleven trillion, one hundred billion, one million, one hundred eleven thousand, eleven".