11100100220111 has 4 divisors (see below), whose sum is σ = 12685828822992. Its totient is φ = 9514371617232.

The previous prime is 11100100219919. The next prime is 11100100220119. The reversal of 11100100220111 is 11102200100111.

11100100220111 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 11100100220111 - 2¹⁴ = 11100100203727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100100220092 and 11100100220101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100100220119) 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, 792864301430 + ... + 792864301443.

It is an arithmetic number, because the mean of its divisors is an integer number (3171457205748).

Almost surely, 2^{11100100220111} is an apocalyptic number.

11100100220111 is a deficient number, since it is larger than the sum of its proper divisors (1585728602881).

11100100220111 is an equidigital number, since it uses as much as digits as its factorization.

11100100220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585728602880.

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

Adding to 11100100220111 its reverse (11102200100111), we get a palindrome (22202300320222).

The spelling of 11100100220111 in words is "eleven trillion, one hundred billion, one hundred million, two hundred twenty thousand, one hundred eleven".