112012320311 has 4 divisors (see below), whose sum is σ = 112764081000. Its totient is φ = 111260559624.

The previous prime is 112012320281. The next prime is 112012320337. The reversal of 112012320311 is 113023210211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113023210211 = 41549 ⋅2720239.

It is a cyclic number.

It is not a de Polignac number, because 112012320311 - 2¹⁴ = 112012303927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112012320311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012320361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375880121 + ... + 375880418.

It is an arithmetic number, because the mean of its divisors is an integer number (28191020250).

Almost surely, 2^112012320311 is an apocalyptic number.

112012320311 is a deficient number, since it is larger than the sum of its proper divisors (751760689).

112012320311 is an equidigital number, since it uses as much as digits as its factorization.

112012320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751760688.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 112012320311 its reverse (113023210211), we get a palindrome (225035530522).

The spelling of 112012320311 in words is "one hundred twelve billion, twelve million, three hundred twenty thousand, three hundred eleven".