11100003401321 has 2 divisors, whose sum is σ = 11100003401322. Its totient is φ = 11100003401320.

The previous prime is 11100003401293. The next prime is 11100003401341. The reversal of 11100003401321 is 12310430000111.

11100003401321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8845984608400 + 2254018792921 = 2974220^2 + 1501339^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100003401321 - 2³⁰ = 11098929659497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11100003401321.

It is not a weakly prime, because it can be changed into another prime (11100003401341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550001700660 + 5550001700661.

It is an arithmetic number, because the mean of its divisors is an integer number (5550001700661).

Almost surely, 2^{11100003401321} is an apocalyptic number.

It is an amenable number.

11100003401321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100003401321 is an equidigital number, since it uses as much as digits as its factorization.

11100003401321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11100003401321 its reverse (12310430000111), we get a palindrome (23410433401432).

The spelling of 11100003401321 in words is "eleven trillion, one hundred billion, three million, four hundred one thousand, three hundred twenty-one".