11020316321 has 4 divisors (see below), whose sum is σ = 12594647232. Its totient is φ = 9445985412.

The previous prime is 11020316297. The next prime is 11020316339. The reversal of 11020316321 is 12361302011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11020316321 - 2³⁰ = 9946574497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020316293 and 11020316302.

It is not an unprimeable number, because it can be changed into a prime (11020316371) 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, 787165445 + ... + 787165458.

It is an arithmetic number, because the mean of its divisors is an integer number (3148661808).

Almost surely, 2^11020316321 is an apocalyptic number.

It is an amenable number.

11020316321 is a deficient number, since it is larger than the sum of its proper divisors (1574330911).

11020316321 is an equidigital number, since it uses as much as digits as its factorization.

11020316321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574330910.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11020316321 its reverse (12361302011), we get a palindrome (23381618332).

The spelling of 11020316321 in words is "eleven billion, twenty million, three hundred sixteen thousand, three hundred twenty-one".