11020321321321 has 8 divisors (see below), whose sum is σ = 11868506886600. Its totient is φ = 10172202690432.

The previous prime is 11020321321277. The next prime is 11020321321381. The reversal of 11020321321321 is 12312312302011.

11020321321321 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 4 ways, for example, as 1143060339600 + 9877260981721 = 1069140^2 + 3142811^2 .

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 11020321321321 - 2⁹ = 11020321320809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11020321321292 and 11020321321301.

It is not an unprimeable number, because it can be changed into a prime (11020321321381) 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, 16391380 + ... + 17050453.

It is an arithmetic number, because the mean of its divisors is an integer number (1483563360825).

Almost surely, 2^{11020321321321} is an apocalyptic number.

It is an amenable number.

11020321321321 is a deficient number, since it is larger than the sum of its proper divisors (848185565279).

11020321321321 is a wasteful number, since it uses less digits than its factorization.

11020321321321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33467195.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11020321321321 its reverse (12312312302011), we get a palindrome (23332633623332).

The spelling of 11020321321321 in words is "eleven trillion, twenty billion, three hundred twenty-one million, three hundred twenty-one thousand, three hundred twenty-one".