11011120001111 has 4 divisors (see below), whose sum is σ = 11050305481824. Its totient is φ = 10971934520400.

The previous prime is 11011120001107. The next prime is 11011120001137. The reversal of 11011120001111 is 11110002111011.

It is a happy number.

11011120001111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11011120001111 - 2² = 11011120001107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011120001092 and 11011120001101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011120001191) 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, 19592739935 + ... + 19592740496.

It is an arithmetic number, because the mean of its divisors is an integer number (2762576370456).

Almost surely, 2^{11011120001111} is an apocalyptic number.

11011120001111 is a deficient number, since it is larger than the sum of its proper divisors (39185480713).

11011120001111 is an equidigital number, since it uses as much as digits as its factorization.

11011120001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39185480712.

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

Adding to 11011120001111 its reverse (11110002111011), we get a palindrome (22121122112122).

The spelling of 11011120001111 in words is "eleven trillion, eleven billion, one hundred twenty million, one thousand, one hundred eleven".