131323030203017 has 2 divisors, whose sum is σ = 131323030203018. Its totient is φ = 131323030203016.

The previous prime is 131323030202999. The next prime is 131323030203049. The reversal of 131323030203017 is 710302030323131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131078021042761 + 245009160256 = 11448931^2 + 494984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131323030203017 is a prime.

It is not a weakly prime, because it can be changed into another prime (131323030209017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65661515101508 + 65661515101509.

It is an arithmetic number, because the mean of its divisors is an integer number (65661515101509).

Almost surely, 2^{131323030203017} is an apocalyptic number.

It is an amenable number.

131323030203017 is a deficient number, since it is larger than the sum of its proper divisors (1).

131323030203017 is an equidigital number, since it uses as much as digits as its factorization.

131323030203017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 29.

Adding to 131323030203017 its reverse (710302030323131), we get a palindrome (841625060526148).

The spelling of 131323030203017 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, thirty million, two hundred three thousand, seventeen".