131112343224 has 96 divisors (see below), whose sum is σ = 369124632240. Its totient is φ = 43600032000.

The previous prime is 131112343169. The next prime is 131112343231. The reversal of 131112343224 is 422343211131.

131112343224 is a `hidden beast` number, since 1 + 311 + 1 + 2 + 343 + 2 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 738324 + ... + 898524.

Almost surely, 2^131112343224 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 131112343224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184562316120).

131112343224 is an abundant number, since it is smaller than the sum of its proper divisors (238012289016).

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

131112343224 is a wasteful number, since it uses less digits than its factorization.

131112343224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160643 (or 160627 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 131112343224 its reverse (422343211131), we get a palindrome (553455554355).

The spelling of 131112343224 in words is "one hundred thirty-one billion, one hundred twelve million, three hundred forty-three thousand, two hundred twenty-four".