42101103322409 has 2 divisors, whose sum is σ = 42101103322410. Its totient is φ = 42101103322408.

The previous prime is 42101103322337. The next prime is 42101103322417. The reversal of 42101103322409 is 90422330110124.

42101103322409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27468374496784 + 14632728825625 = 5241028^2 + 3825275^2 .

It is a cyclic number.

It is not a de Polignac number, because 42101103322409 - 2²⁸ = 42100834886953 is a prime.

It is not a weakly prime, because it can be changed into another prime (42101103322609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21050551661204 + 21050551661205.

It is an arithmetic number, because the mean of its divisors is an integer number (21050551661205).

Almost surely, 2^{42101103322409} is an apocalyptic number.

It is an amenable number.

42101103322409 is a deficient number, since it is larger than the sum of its proper divisors (1).

42101103322409 is an equidigital number, since it uses as much as digits as its factorization.

42101103322409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 42101103322409 in words is "forty-two trillion, one hundred one billion, one hundred three million, three hundred twenty-two thousand, four hundred nine".