11113111023011 has 4 divisors (see below), whose sum is σ = 11113120434024. Its totient is φ = 11113101612000.

The previous prime is 11113111022969. The next prime is 11113111023029. The reversal of 11113111023011 is 11032011131111.

It is a happy number.

11113111023011 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11113111023011 - 2³⁰ = 11112037281187 is a prime.

It is a super-2 number, since 2×11113111023011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113111023061) 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, 2628665 + ... + 5397786.

It is an arithmetic number, because the mean of its divisors is an integer number (2778280108506).

Almost surely, 2^{11113111023011} is an apocalyptic number.

11113111023011 is a deficient number, since it is larger than the sum of its proper divisors (9411013).

11113111023011 is an equidigital number, since it uses as much as digits as its factorization.

11113111023011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9411012.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 11113111023011 its reverse (11032011131111), we get a palindrome (22145122154122).

The spelling of 11113111023011 in words is "eleven trillion, one hundred thirteen billion, one hundred eleven million, twenty-three thousand, eleven".