42103132117 has 2 divisors, whose sum is σ = 42103132118. Its totient is φ = 42103132116.

The previous prime is 42103132091. The next prime is 42103132163. The reversal of 42103132117 is 71123130124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42090215281 + 12916836 = 205159^2 + 3594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42103132117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42103132091 and 42103132100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42103132217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21051566058 + 21051566059.

It is an arithmetic number, because the mean of its divisors is an integer number (21051566059).

Almost surely, 2^42103132117 is an apocalyptic number.

It is an amenable number.

42103132117 is a deficient number, since it is larger than the sum of its proper divisors (1).

42103132117 is an equidigital number, since it uses as much as digits as its factorization.

42103132117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 42103132117 in words is "forty-two billion, one hundred three million, one hundred thirty-two thousand, one hundred seventeen".