12102855829643 has 2 divisors, whose sum is σ = 12102855829644. Its totient is φ = 12102855829642.

The previous prime is 12102855829613. The next prime is 12102855829657. The reversal of 12102855829643 is 34692855820121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12102855829643 - 2¹⁴ = 12102855813259 is a prime.

It is not a weakly prime, because it can be changed into another prime (12102855829613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051427914821 + 6051427914822.

It is an arithmetic number, because the mean of its divisors is an integer number (6051427914822).

Almost surely, 2^{12102855829643} is an apocalyptic number.

12102855829643 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102855829643 is an equidigital number, since it uses as much as digits as its factorization.

12102855829643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 12102855829643 in words is "twelve trillion, one hundred two billion, eight hundred fifty-five million, eight hundred twenty-nine thousand, six hundred forty-three".