11320000013 has 16 divisors (see below), whose sum is σ = 13223295360. Its totient is φ = 9489915456.

The previous prime is 11320000009. The next prime is 11320000019. The reversal of 11320000013 is 31000002311.

It is not a de Polignac number, because 11320000013 - 2² = 11320000009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11319999949 and 11320000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320000019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11795 + ... + 150927.

It is an arithmetic number, because the mean of its divisors is an integer number (826455960).

Almost surely, 2^11320000013 is an apocalyptic number.

It is an amenable number.

11320000013 is a deficient number, since it is larger than the sum of its proper divisors (1903295347).

11320000013 is a wasteful number, since it uses less digits than its factorization.

11320000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139396.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 11320000013 its reverse (31000002311), we get a palindrome (42320002324).

The spelling of 11320000013 in words is "eleven billion, three hundred twenty million, thirteen", and thus it is an aban number.