12842320025107 has 4 divisors (see below), whose sum is σ = 12842338230216. Its totient is φ = 12842301820000.

The previous prime is 12842320025071. The next prime is 12842320025131. The reversal of 12842320025107 is 70152002324821.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12842320025107 is a prime.

It is a super-2 number, since 2×12842320025107² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12842320025147) 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 in 3 ways as a sum of consecutive naturals, for example, 7999894 + ... + 9470107.

It is an arithmetic number, because the mean of its divisors is an integer number (3210584557554).

Almost surely, 2^{12842320025107} is an apocalyptic number.

12842320025107 is a deficient number, since it is larger than the sum of its proper divisors (18205109).

12842320025107 is an equidigital number, since it uses as much as digits as its factorization.

12842320025107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18205108.

The product of its (nonzero) digits is 53760, while the sum is 37.

Adding to 12842320025107 its reverse (70152002324821), we get a palindrome (82994322349928).

The spelling of 12842320025107 in words is "twelve trillion, eight hundred forty-two billion, three hundred twenty million, twenty-five thousand, one hundred seven".