112221232313 has 4 divisors (see below), whose sum is σ = 114060924708. Its totient is φ = 110381539920.

The previous prime is 112221232301. The next prime is 112221232339. The reversal of 112221232313 is 313232122211.

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 7521745984 + 104699486329 = 86728^2 + 323573^2 .

It is a cyclic number.

It is not a de Polignac number, because 112221232313 - 2⁴ = 112221232297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112221232373) 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, 919846106 + ... + 919846227.

It is an arithmetic number, because the mean of its divisors is an integer number (28515231177).

Almost surely, 2^112221232313 is an apocalyptic number.

It is an amenable number.

112221232313 is a deficient number, since it is larger than the sum of its proper divisors (1839692395).

112221232313 is an equidigital number, since it uses as much as digits as its factorization.

112221232313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839692394.

The product of its digits is 864, while the sum is 23.

Adding to 112221232313 its reverse (313232122211), we get a palindrome (425453354524).

The spelling of 112221232313 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred thirty-two thousand, three hundred thirteen".