131443344132 has 24 divisors (see below), whose sum is σ = 317277038400. Its totient is φ = 42303604896.

The previous prime is 131443344113. The next prime is 131443344209. The reversal of 131443344132 is 231443344131.

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

It is a junction number, because it is equal to n+sod(n) for n = 131443344093 and 131443344102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188855032 + ... + 188855727.

It is an arithmetic number, because the mean of its divisors is an integer number (13219876600).

Almost surely, 2^131443344132 is an apocalyptic number.

131443344132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131443344132 is an abundant number, since it is smaller than the sum of its proper divisors (185833694268).

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

131443344132 is a wasteful number, since it uses less digits than its factorization.

131443344132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377710795 (or 377710793 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

Adding to 131443344132 its reverse (231443344131), we get a palindrome (362886688263).

Subtracting 131443344132 from its reverse (231443344131), we obtain a palindrome (99999999999).

The spelling of 131443344132 in words is "one hundred thirty-one billion, four hundred forty-three million, three hundred forty-four thousand, one hundred thirty-two".