11012111111011 has 4 divisors (see below), whose sum is σ = 11013029794152. Its totient is φ = 11011192427872.

The previous prime is 11012111110963. The next prime is 11012111111117. The reversal of 11012111111011 is 11011111121011.

11012111111011 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 11012111111011 - 2¹⁷ = 11012110979939 is a prime.

It is a super-2 number, since 2×11012111111011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012111110982 and 11012111111000.

It is not an unprimeable number, because it can be changed into a prime (11012111111611) 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, 459323590 + ... + 459347563.

It is an arithmetic number, because the mean of its divisors is an integer number (2753257448538).

Almost surely, 2^{11012111111011} is an apocalyptic number.

11012111111011 is a deficient number, since it is larger than the sum of its proper divisors (918683141).

11012111111011 is an equidigital number, since it uses as much as digits as its factorization.

11012111111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918683140.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 11012111111011 its reverse (11011111121011), we get a palindrome (22023222232022).

It can be divided in two parts, 110 and 12111111011, that added together give a palindrome (12111111121).

The spelling of 11012111111011 in words is "eleven trillion, twelve billion, one hundred eleven million, one hundred eleven thousand, eleven".