12866592203 has 2 divisors, whose sum is σ = 12866592204. Its totient is φ = 12866592202.

The previous prime is 12866592133. The next prime is 12866592209. The reversal of 12866592203 is 30229566821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12866592203 - 2²⁶ = 12799483339 is a prime.

It is not a weakly prime, because it can be changed into another prime (12866592209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6433296101 + 6433296102.

It is an arithmetic number, because the mean of its divisors is an integer number (6433296102).

Almost surely, 2^12866592203 is an apocalyptic number.

12866592203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12866592203 is an equidigital number, since it uses as much as digits as its factorization.

12866592203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 12866592203 in words is "twelve billion, eight hundred sixty-six million, five hundred ninety-two thousand, two hundred three".