11101200001111 has 16 divisors (see below), whose sum is σ = 12748233980160. Its totient is φ = 9560508727680.

The previous prime is 11101200001097. The next prime is 11101200001121. The reversal of 11101200001111 is 11110000210111.

It is a cyclic number.

It is not a de Polignac number, because 11101200001111 - 2⁹ = 11101200000599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101200001121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5178150 + ... + 7001116.

It is an arithmetic number, because the mean of its divisors is an integer number (796764623760).

Almost surely, 2^{11101200001111} is an apocalyptic number.

11101200001111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11101200001111 is a deficient number, since it is larger than the sum of its proper divisors (1647033979049).

11101200001111 is a wasteful number, since it uses less digits than its factorization.

11101200001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852134.

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

Adding to 11101200001111 its reverse (11110000210111), we get a palindrome (22211200211222).

The spelling of 11101200001111 in words is "eleven trillion, one hundred one billion, two hundred million, one thousand, one hundred eleven".