11100020211101 has 4 divisors (see below), whose sum is σ = 11118929956512. Its totient is φ = 11081110465692.

The previous prime is 11100020210987. The next prime is 11100020211113. The reversal of 11100020211101 is 10111202000111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11100020211101 - 2⁴² = 6701973699997 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 (11100020211151) 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, 9454871825 + ... + 9454872998.

It is an arithmetic number, because the mean of its divisors is an integer number (2779732489128).

Almost surely, 2^{11100020211101} is an apocalyptic number.

It is an amenable number.

11100020211101 is a deficient number, since it is larger than the sum of its proper divisors (18909745411).

11100020211101 is an equidigital number, since it uses as much as digits as its factorization.

11100020211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18909745410.

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

Adding to 11100020211101 its reverse (10111202000111), we get a palindrome (21211222211212).

The spelling of 11100020211101 in words is "eleven trillion, one hundred billion, twenty million, two hundred eleven thousand, one hundred one".