11111121130111 has 8 divisors (see below), whose sum is σ = 11156365954944. Its totient is φ = 11065884063000.

The previous prime is 11111121130099. The next prime is 11111121130121. The reversal of 11111121130111 is 11103112111111.

11111121130111 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 11111121130111 - 2⁵ = 11111121130079 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 (11111121130121) 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, 939616 + ... + 4806778.

It is an arithmetic number, because the mean of its divisors is an integer number (1394545744368).

Almost surely, 2^{11111121130111} is an apocalyptic number.

11111121130111 is a deficient number, since it is larger than the sum of its proper divisors (45244824833).

11111121130111 is a wasteful number, since it uses less digits than its factorization.

11111121130111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878861.

The product of its (nonzero) digits is 6, while the sum is 16.

Adding to 11111121130111 its reverse (11103112111111), we get a palindrome (22214233241222).

The spelling of 11111121130111 in words is "eleven trillion, one hundred eleven billion, one hundred twenty-one million, one hundred thirty thousand, one hundred eleven".