103112321113 has 2 divisors, whose sum is σ = 103112321114. Its totient is φ = 103112321112.

The previous prime is 103112321099. The next prime is 103112321141. The reversal of 103112321113 is 311123211301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94945945689 + 8166375424 = 308133^2 + 90368^2 .

It is a cyclic number.

It is not a de Polignac number, because 103112321113 - 2⁹ = 103112320601 is a prime.

It is not a weakly prime, because it can be changed into another prime (103172321113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556160556 + 51556160557.

It is an arithmetic number, because the mean of its divisors is an integer number (51556160557).

Almost surely, 2^103112321113 is an apocalyptic number.

It is an amenable number.

103112321113 is a deficient number, since it is larger than the sum of its proper divisors (1).

103112321113 is an equidigital number, since it uses as much as digits as its factorization.

103112321113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 103112321113 its reverse (311123211301), we get a palindrome (414235532414).

The spelling of 103112321113 in words is "one hundred three billion, one hundred twelve million, three hundred twenty-one thousand, one hundred thirteen".