110111121020011 has 4 divisors (see below), whose sum is σ = 116588245785912. Its totient is φ = 103633996254112.

The previous prime is 110111121019979. The next prime is 110111121020057. The reversal of 110111121020011 is 110020121111011.

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 110111121020011 - 2⁵ = 110111121019979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110111121019973 and 110111121020000.

It is not an unprimeable number, because it can be changed into a prime (110111121020071) 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, 3238562382925 + ... + 3238562382958.

It is an arithmetic number, because the mean of its divisors is an integer number (29147061446478).

Almost surely, 2^{110111121020011} is an apocalyptic number.

110111121020011 is a deficient number, since it is larger than the sum of its proper divisors (6477124765901).

110111121020011 is an equidigital number, since it uses as much as digits as its factorization.

110111121020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477124765900.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 110111121020011 its reverse (110020121111011), we get a palindrome (220131242131022).

The spelling of 110111121020011 in words is "one hundred ten trillion, one hundred eleven billion, one hundred twenty-one million, twenty thousand, eleven".