311112340244123 has 16 divisors (see below), whose sum is σ = 340941738060000. Its totient is φ = 281543418631680.

The previous prime is 311112340244119. The next prime is 311112340244149. The reversal of 311112340244123 is 321442043211113.

It is a cyclic number.

It is not a de Polignac number, because 311112340244123 - 2² = 311112340244119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 311112340244123.

It is not an unprimeable number, because it can be changed into a prime (311112340264123) 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, 66053948 + ... + 70607001.

It is an arithmetic number, because the mean of its divisors is an integer number (21308858628750).

Almost surely, 2^{311112340244123} is an apocalyptic number.

311112340244123 is a deficient number, since it is larger than the sum of its proper divisors (29829397815877).

311112340244123 is a wasteful number, since it uses less digits than its factorization.

311112340244123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136661902.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 311112340244123 its reverse (321442043211113), we get a palindrome (632554383455236).

The spelling of 311112340244123 in words is "three hundred eleven trillion, one hundred twelve billion, three hundred forty million, two hundred forty-four thousand, one hundred twenty-three".