111423241312 has 48 divisors (see below), whose sum is σ = 225544785984. Its totient is φ = 54152064000.

The previous prime is 111423241291. The next prime is 111423241313. The reversal of 111423241312 is 213142324111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111423241313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198862 + ... + 512242.

It is an arithmetic number, because the mean of its divisors is an integer number (4698849708).

Almost surely, 2^111423241312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111423241312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112772392992).

111423241312 is an abundant number, since it is smaller than the sum of its proper divisors (114121544672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111423241312 is a wasteful number, since it uses less digits than its factorization.

111423241312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313703 (or 313695 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

Adding to 111423241312 its reverse (213142324111), we get a palindrome (324565565423).

The spelling of 111423241312 in words is "one hundred eleven billion, four hundred twenty-three million, two hundred forty-one thousand, three hundred twelve".