131321110203131 has 8 divisors (see below), whose sum is σ = 131825961244320. Its totient is φ = 130817188052352.

The previous prime is 131321110203103. The next prime is 131321110203167. The reversal of 131321110203131 is 131302011123131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131321110203131 - 2¹⁸ = 131321109940987 is a prime.

It is a super-2 number, since 2×131321110203131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131321110203097 and 131321110203106.

It is not an unprimeable number, because it can be changed into a prime (131321110203331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231939311 + ... + 232504808.

It is an arithmetic number, because the mean of its divisors is an integer number (16478245155540).

Almost surely, 2^{131321110203131} is an apocalyptic number.

131321110203131 is a deficient number, since it is larger than the sum of its proper divisors (504851041189).

131321110203131 is an equidigital number, since it uses as much as digits as its factorization.

131321110203131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464445205.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 131321110203131 its reverse (131302011123131), we get a palindrome (262623121326262).

The spelling of 131321110203131 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, one hundred ten million, two hundred three thousand, one hundred thirty-one".