11111120001011 has 8 divisors (see below), whose sum is σ = 11606939103744. Its totient is φ = 10616361475720.

The previous prime is 11111120001001. The next prime is 11111120001041. The reversal of 11111120001011 is 11010002111111.

It is a happy number.

11111120001011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11111120001011 - 2³⁰ = 11110046259187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11111120000983 and 11111120001001.

It is not an unprimeable number, because it can be changed into a prime (11111120001001) 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, 265122941 + ... + 265164846.

It is an arithmetic number, because the mean of its divisors is an integer number (1450867387968).

Almost surely, 2^{11111120001011} is an apocalyptic number.

11111120001011 is a deficient number, since it is larger than the sum of its proper divisors (495819102733).

11111120001011 is an equidigital number, since it uses as much as digits as its factorization.

11111120001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530288721.

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

Adding to 11111120001011 its reverse (11010002111111), we get a palindrome (22121122112122).

The spelling of 11111120001011 in words is "eleven trillion, one hundred eleven billion, one hundred twenty million, one thousand, eleven".