11101000101011 has 4 divisors (see below), whose sum is σ = 11199239040072. Its totient is φ = 11002761161952.

The previous prime is 11101000101001. The next prime is 11101000101053. The reversal of 11101000101011 is 11010100010111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11101000101011 - 2⁶ = 11101000100947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11101000101011.

It is not an unprimeable number, because it can be changed into a prime (11101000101001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49119469361 + ... + 49119469586.

It is an arithmetic number, because the mean of its divisors is an integer number (2799809760018).

Almost surely, 2^{11101000101011} is an apocalyptic number.

11101000101011 is a deficient number, since it is larger than the sum of its proper divisors (98238939061).

11101000101011 is an equidigital number, since it uses as much as digits as its factorization.

11101000101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98238939060.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 11101000101011 its reverse (11010100010111), we get a palindrome (22111100111122).

The spelling of 11101000101011 in words is "eleven trillion, one hundred one billion, one hundred one thousand, eleven".