11221100022101 has 12 divisors (see below), whose sum is σ = 11241167171556. Its totient is φ = 11201060457600.

The previous prime is 11221100022089. The next prime is 11221100022133. The reversal of 11221100022101 is 10122000112211.

11221100022101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2280701019601 + 8940399002500 = 1510199^2 + 2990050^2 .

It is not a de Polignac number, because 11221100022101 - 2²² = 11221095827797 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 (11221100022191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2019270215 + ... + 2019275771.

It is an arithmetic number, because the mean of its divisors is an integer number (936763930963).

Almost surely, 2^{11221100022101} is an apocalyptic number.

It is an amenable number.

11221100022101 is a deficient number, since it is larger than the sum of its proper divisors (20067149455).

11221100022101 is an frugal number, since it uses more digits than its factorization.

11221100022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352 (or 8051 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11221100022101 its reverse (10122000112211), we get a palindrome (21343100134312).

The spelling of 11221100022101 in words is "eleven trillion, two hundred twenty-one billion, one hundred million, twenty-two thousand, one hundred one".