11100220010111 has 4 divisors (see below), whose sum is σ = 11100226826832. Its totient is φ = 11100213193392.

The previous prime is 11100220010101. The next prime is 11100220010129. The reversal of 11100220010111 is 11101002200111.

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 11100220010111 - 2²² = 11100215815807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100220010092 and 11100220010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100220010101) 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, 625955 + ... + 4753131.

It is an arithmetic number, because the mean of its divisors is an integer number (2775056706708).

Almost surely, 2^{11100220010111} is an apocalyptic number.

11100220010111 is a deficient number, since it is larger than the sum of its proper divisors (6816721).

11100220010111 is an equidigital number, since it uses as much as digits as its factorization.

11100220010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6816720.

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

Adding to 11100220010111 its reverse (11101002200111), we get a palindrome (22201222210222).

The spelling of 11100220010111 in words is "eleven trillion, one hundred billion, two hundred twenty million, ten thousand, one hundred eleven".