11101221102103 has 6 divisors (see below), whose sum is σ = 12202168649552. Its totient is φ = 10092019183620.

The previous prime is 11101221102073. The next prime is 11101221102107. The reversal of 11101221102103 is 30120112210111.

It is a happy number.

It is not a de Polignac number, because 11101221102103 - 2⁵ = 11101221102071 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 (11101221102107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45872814351 + ... + 45872814592.

Almost surely, 2^{11101221102103} is an apocalyptic number.

11101221102103 is a deficient number, since it is larger than the sum of its proper divisors (1100947547449).

11101221102103 is an equidigital number, since it uses as much as digits as its factorization.

11101221102103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91745628965 (or 91745628954 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11101221102103 its reverse (30120112210111), we get a palindrome (41221333312214).

The spelling of 11101221102103 in words is "eleven trillion, one hundred one billion, two hundred twenty-one million, one hundred two thousand, one hundred three".