11001313221103 has 4 divisors (see below), whose sum is σ = 11002734403528. Its totient is φ = 10999892038680.

The previous prime is 11001313221029. The next prime is 11001313221113. The reversal of 11001313221103 is 30112231310011.

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

It is a cyclic number.

It is not a de Polignac number, because 11001313221103 - 2⁹ = 11001313220591 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 (11001313221113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710579601 + ... + 710595082.

It is an arithmetic number, because the mean of its divisors is an integer number (2750683600882).

Almost surely, 2^{11001313221103} is an apocalyptic number.

11001313221103 is a deficient number, since it is larger than the sum of its proper divisors (1421182425).

11001313221103 is an equidigital number, since it uses as much as digits as its factorization.

11001313221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421182424.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11001313221103 its reverse (30112231310011), we get a palindrome (41113544531114).

It can be divided in two parts, 1100131 and 3221103, that added together give a palindrome (4321234).

The spelling of 11001313221103 in words is "eleven trillion, one billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred three".