131320203023123 has 8 divisors (see below), whose sum is σ = 131447289211392. Its totient is φ = 131193177430536.

The previous prime is 131320203022973. The next prime is 131320203023159. The reversal of 131320203023123 is 321320302023131.

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 131320203023123 - 2¹⁸ = 131320202760979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131320203023092 and 131320203023101.

It is not an unprimeable number, because it can be changed into a prime (131320203029123) 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, 10811915 + ... + 19481732.

It is an arithmetic number, because the mean of its divisors is an integer number (16430911151424).

Almost surely, 2^{131320203023123} is an apocalyptic number.

131320203023123 is a deficient number, since it is larger than the sum of its proper divisors (127086188269).

131320203023123 is a wasteful number, since it uses less digits than its factorization.

131320203023123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30297841.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 131320203023123 its reverse (321320302023131), we get a palindrome (452640505046254).

The spelling of 131320203023123 in words is "one hundred thirty-one trillion, three hundred twenty billion, two hundred three million, twenty-three thousand, one hundred twenty-three".