11120020010111 has 4 divisors (see below), whose sum is σ = 11120050879152. Its totient is φ = 11119989141072.

The previous prime is 11120020010101. The next prime is 11120020010119. The reversal of 11120020010111 is 11101002002111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120020010111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120020010092 and 11120020010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120020010119) 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, 14887715 + ... + 15616788.

It is an arithmetic number, because the mean of its divisors is an integer number (2780012719788).

Almost surely, 2^{11120020010111} is an apocalyptic number.

11120020010111 is a deficient number, since it is larger than the sum of its proper divisors (30869041).

11120020010111 is an equidigital number, since it uses as much as digits as its factorization.

11120020010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30869040.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11120020010111 its reverse (11101002002111), we get a palindrome (22221022012222).

The spelling of 11120020010111 in words is "eleven trillion, one hundred twenty billion, twenty million, ten thousand, one hundred eleven".