131011142021340 has 96 divisors (see below), whose sum is σ = 420727596678144. Its totient is φ = 29838836590080.

The previous prime is 131011142021299. The next prime is 131011142021363. The reversal of 131011142021340 is 43120241110131.

It is a self number, because there is not a number n which added to its sum of digits gives 131011142021340.

It is a congruent number.

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, 554919864 + ... + 555155903.

It is an arithmetic number, because the mean of its divisors is an integer number (4382579132064).

Almost surely, 2^{131011142021340} is an apocalyptic number.

131011142021340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131011142021340 is an abundant number, since it is smaller than the sum of its proper divisors (289716454656804).

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

131011142021340 is a wasteful number, since it uses less digits than its factorization.

131011142021340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110076067 (or 1110076065 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 131011142021340 its reverse (43120241110131), we get a palindrome (174131383131471).

The spelling of 131011142021340 in words is "one hundred thirty-one trillion, eleven billion, one hundred forty-two million, twenty-one thousand, three hundred forty".