131303122019999 has 4 divisors (see below), whose sum is σ = 131303145327240. Its totient is φ = 131303098712760.

The previous prime is 131303122019969. The next prime is 131303122020001. The reversal of 131303122019999 is 999910221303131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131303122019999 - 2¹⁶ = 131303121954463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131303122019999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131303122019939) 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, 2643509 + ... + 16419329.

It is an arithmetic number, because the mean of its divisors is an integer number (32825786331810).

Almost surely, 2^{131303122019999} is an apocalyptic number.

131303122019999 is a deficient number, since it is larger than the sum of its proper divisors (23307241).

131303122019999 is an equidigital number, since it uses as much as digits as its factorization.

131303122019999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23307240.

The product of its (nonzero) digits is 708588, while the sum is 53.

The spelling of 131303122019999 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred twenty-two million, nineteen thousand, nine hundred ninety-nine".