131203243301423 has 2 divisors, whose sum is σ = 131203243301424. Its totient is φ = 131203243301422.

The previous prime is 131203243301419. The next prime is 131203243301441. The reversal of 131203243301423 is 324103342302131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131203243301423 - 2² = 131203243301419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131203243301423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131203243301483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601621650711 + 65601621650712.

It is an arithmetic number, because the mean of its divisors is an integer number (65601621650712).

Almost surely, 2^{131203243301423} is an apocalyptic number.

131203243301423 is a deficient number, since it is larger than the sum of its proper divisors (1).

131203243301423 is an equidigital number, since it uses as much as digits as its factorization.

131203243301423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 131203243301423 its reverse (324103342302131), we get a palindrome (455306585603554).

The spelling of 131203243301423 in words is "one hundred thirty-one trillion, two hundred three billion, two hundred forty-three million, three hundred one thousand, four hundred twenty-three".