131342440201244 has 12 divisors (see below), whose sum is σ = 229849351233600. Its totient is φ = 65671196991648.

The previous prime is 131342440201243. The next prime is 131342440201283. The reversal of 131342440201244 is 442102044243131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131342440201243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16910672 + ... + 23423400.

It is an arithmetic number, because the mean of its divisors is an integer number (19154112602800).

Almost surely, 2^{131342440201244} is an apocalyptic number.

It is an amenable number.

131342440201244 is a deficient number, since it is larger than the sum of its proper divisors (98506911032356).

131342440201244 is a wasteful number, since it uses less digits than its factorization.

131342440201244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11554492 (or 11554490 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 131342440201244 its reverse (442102044243131), we get a palindrome (573444484444375).

The spelling of 131342440201244 in words is "one hundred thirty-one trillion, three hundred forty-two billion, four hundred forty million, two hundred one thousand, two hundred forty-four".