113312221120013 has 4 divisors (see below), whose sum is σ = 113312287118940. Its totient is φ = 113312155121088.

The previous prime is 113312221119997. The next prime is 113312221120139. The reversal of 113312221120013 is 310021122213311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70009332996964 + 43302888123049 = 8367158^2 + 6580493^2 .

It is a cyclic number.

It is not a de Polignac number, because 113312221120013 - 2⁴ = 113312221119997 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 (113312221020013) 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, 30353420 + ... + 33881477.

It is an arithmetic number, because the mean of its divisors is an integer number (28328071779735).

Almost surely, 2^{113312221120013} is an apocalyptic number.

It is an amenable number.

113312221120013 is a deficient number, since it is larger than the sum of its proper divisors (65998927).

113312221120013 is an equidigital number, since it uses as much as digits as its factorization.

113312221120013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65998926.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 113312221120013 its reverse (310021122213311), we get a palindrome (423333343333324).

The spelling of 113312221120013 in words is "one hundred thirteen trillion, three hundred twelve billion, two hundred twenty-one million, one hundred twenty thousand, thirteen".