11100220102111 has 4 divisors (see below), whose sum is σ = 12685965830992. Its totient is φ = 9514474373232.

The previous prime is 11100220102073. The next prime is 11100220102133. The reversal of 11100220102111 is 11120102200111.

It is a happy number.

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 11100220102111 - 2⁹ = 11100220101599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100220102091 and 11100220102100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100220102171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 792872864430 + ... + 792872864443.

It is an arithmetic number, because the mean of its divisors is an integer number (3171491457748).

Almost surely, 2^{11100220102111} is an apocalyptic number.

11100220102111 is a deficient number, since it is larger than the sum of its proper divisors (1585745728881).

11100220102111 is an equidigital number, since it uses as much as digits as its factorization.

11100220102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585745728880.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11100220102111 its reverse (11120102200111), we get a palindrome (22220322302222).

The spelling of 11100220102111 in words is "eleven trillion, one hundred billion, two hundred twenty million, one hundred two thousand, one hundred eleven".