11101110221101 has 4 divisors (see below), whose sum is σ = 11129647779900. Its totient is φ = 11072572662304.

The previous prime is 11101110221099. The next prime is 11101110221107. The reversal of 11101110221101 is 10112201110111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1495753460100 + 9605356761001 = 1223010^2 + 3099251^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101110221101 - 2¹ = 11101110221099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101110221107) 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, 14268778816 + ... + 14268779593.

It is an arithmetic number, because the mean of its divisors is an integer number (2782411944975).

Almost surely, 2^{11101110221101} is an apocalyptic number.

It is an amenable number.

11101110221101 is a deficient number, since it is larger than the sum of its proper divisors (28537558799).

11101110221101 is an equidigital number, since it uses as much as digits as its factorization.

11101110221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28537558798.

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

Adding to 11101110221101 its reverse (10112201110111), we get a palindrome (21213311331212).

The spelling of 11101110221101 in words is "eleven trillion, one hundred one billion, one hundred ten million, two hundred twenty-one thousand, one hundred one".