103131010032397 has 2 divisors, whose sum is σ = 103131010032398. Its totient is φ = 103131010032396.

The previous prime is 103131010032311. The next prime is 103131010032517. The reversal of 103131010032397 is 793230010131301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96553046951881 + 6577963080516 = 9826141^2 + 2564754^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103131010032397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103131010332397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51565505016198 + 51565505016199.

It is an arithmetic number, because the mean of its divisors is an integer number (51565505016199).

Almost surely, 2^{103131010032397} is an apocalyptic number.

It is an amenable number.

103131010032397 is a deficient number, since it is larger than the sum of its proper divisors (1).

103131010032397 is an equidigital number, since it uses as much as digits as its factorization.

103131010032397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 34.

Adding to 103131010032397 its reverse (793230010131301), we get a palindrome (896361020163698).

The spelling of 103131010032397 in words is "one hundred three trillion, one hundred thirty-one billion, ten million, thirty-two thousand, three hundred ninety-seven".