131330051340 has 96 divisors (see below), whose sum is σ = 386082305280. Its totient is φ = 33309002496.

The previous prime is 131330051323. The next prime is 131330051351. The reversal of 131330051340 is 43150033131.

It is a self number, because there is not a number n which added to its sum of digits gives 131330051340.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446682 + ... + 679841.

It is an arithmetic number, because the mean of its divisors is an integer number (4021690680).

Almost surely, 2^131330051340 is an apocalyptic number.

131330051340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131330051340 is an abundant number, since it is smaller than the sum of its proper divisors (254752253940).

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

131330051340 is a wasteful number, since it uses less digits than its factorization.

131330051340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126631 (or 1126629 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 131330051340 its reverse (43150033131), we get a palindrome (174480084471).

The spelling of 131330051340 in words is "one hundred thirty-one billion, three hundred thirty million, fifty-one thousand, three hundred forty".