131342200000000 has 720 divisors, whose sum is σ = 360799127770752. Its totient is φ = 47369600000000.

The previous prime is 131342199999979. The next prime is 131342200000027. The reversal of 131342200000000 is 2243131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a self number, because there is not a number n which added to its sum of digits gives 131342200000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 499399999869 + ... + 499400000131.

Almost surely, 2^{131342200000000} is an apocalyptic number.

131342200000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131342200000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180399563885376).

131342200000000 is an abundant number, since it is smaller than the sum of its proper divisors (229456927770752).

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

131342200000000 is an frugal number, since it uses more digits than its factorization.

131342200000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 131342200000000 its reverse (2243131), we get a palindrome (131342202243131).

The spelling of 131342200000000 in words is "one hundred thirty-one trillion, three hundred forty-two billion, two hundred million", and thus it is an aban number.