2112112340313 has 4 divisors (see below), whose sum is σ = 2816149787088. Its totient is φ = 1408074893540.

The previous prime is 2112112340311. The next prime is 2112112340321. The reversal of 2112112340313 is 3130432112112.

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 2112112340313 - 2¹ = 2112112340311 is a prime.

It is a super-2 number, since 2×2112112340313² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112112340311) 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, 352018723383 + ... + 352018723388.

It is an arithmetic number, because the mean of its divisors is an integer number (704037446772).

Almost surely, 2^{2112112340313} is an apocalyptic number.

It is an amenable number.

2112112340313 is a deficient number, since it is larger than the sum of its proper divisors (704037446775).

2112112340313 is an equidigital number, since it uses as much as digits as its factorization.

2112112340313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704037446774.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 2112112340313 its reverse (3130432112112), we get a palindrome (5242544452425).

The spelling of 2112112340313 in words is "two trillion, one hundred twelve billion, one hundred twelve million, three hundred forty thousand, three hundred thirteen".