11001120321321 has 12 divisors (see below), whose sum is σ = 17112853833348. Its totient is φ = 6769920197664.

The previous prime is 11001120321293. The next prime is 11001120321337. The reversal of 11001120321321 is 12312302110011.

11001120321321 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 1 + 1 + 20 + 321 + 321 = 666.

11001120321321 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 2 ways, for example, as 3460939329600 + 7540180991721 = 1860360^2 + 2745939^2 .

It is not a de Polignac number, because 11001120321321 - 2⁷ = 11001120321193 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11001120321294 and 11001120321303.

It is not an unprimeable number, because it can be changed into a prime (11001120321341) 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, 47013334590 + ... + 47013334823.

It is an arithmetic number, because the mean of its divisors is an integer number (1426071152779).

Almost surely, 2^{11001120321321} is an apocalyptic number.

It is an amenable number.

11001120321321 is a deficient number, since it is larger than the sum of its proper divisors (6111733512027).

11001120321321 is a wasteful number, since it uses less digits than its factorization.

11001120321321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94026669432 (or 94026669429 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11001120321321 its reverse (12312302110011), we get a palindrome (23313422431332).

The spelling of 11001120321321 in words is "eleven trillion, one billion, one hundred twenty million, three hundred twenty-one thousand, three hundred twenty-one".