11221321101103 has 8 divisors (see below), whose sum is σ = 11265637155696. Its totient is φ = 11177091518400.

The previous prime is 11221321101073. The next prime is 11221321101119. The reversal of 11221321101103 is 30110112312211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11221321101103 - 2²⁵ = 11221287546671 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 (11221321101143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21357918 + ... + 21877003.

It is an arithmetic number, because the mean of its divisors is an integer number (1408204644462).

Almost surely, 2^{11221321101103} is an apocalyptic number.

11221321101103 is a deficient number, since it is larger than the sum of its proper divisors (44316054593).

11221321101103 is an equidigital number, since it uses as much as digits as its factorization.

11221321101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43235945.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11221321101103 its reverse (30110112312211), we get a palindrome (41331433413314).

The spelling of 11221321101103 in words is "eleven trillion, two hundred twenty-one billion, three hundred twenty-one million, one hundred one thousand, one hundred three".