11301323013 has 16 divisors (see below), whose sum is σ = 16759533760. Its totient is φ = 7526640528.

The previous prime is 11301323009. The next prime is 11301323023. The reversal of 11301323013 is 31032310311.

It is a happy number.

It is not a de Polignac number, because 11301323013 - 2² = 11301323009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301323003) 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, 182995 + ... + 236832.

It is an arithmetic number, because the mean of its divisors is an integer number (1047470860).

Almost surely, 2^11301323013 is an apocalyptic number.

It is an amenable number.

11301323013 is a deficient number, since it is larger than the sum of its proper divisors (5458210747).

11301323013 is an equidigital number, since it uses as much as digits as its factorization.

11301323013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420833 (or 420827 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11301323013 its reverse (31032310311), we get a palindrome (42333633324).

The spelling of 11301323013 in words is "eleven billion, three hundred one million, three hundred twenty-three thousand, thirteen".