103112432197 has 2 divisors, whose sum is σ = 103112432198. Its totient is φ = 103112432196.

The previous prime is 103112432173. The next prime is 103112432209. The reversal of 103112432197 is 791234211301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78175600801 + 24936831396 = 279599^2 + 157914^2 .

It is an emirp because it is prime and its reverse (791234211301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103112432197 - 2¹¹ = 103112430149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103112432597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556216098 + 51556216099.

It is an arithmetic number, because the mean of its divisors is an integer number (51556216099).

Almost surely, 2^103112432197 is an apocalyptic number.

It is an amenable number.

103112432197 is a deficient number, since it is larger than the sum of its proper divisors (1).

103112432197 is an equidigital number, since it uses as much as digits as its factorization.

103112432197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

Adding to 103112432197 its reverse (791234211301), we get a palindrome (894346643498).

The spelling of 103112432197 in words is "one hundred three billion, one hundred twelve million, four hundred thirty-two thousand, one hundred ninety-seven".