12423405212199 has 12 divisors (see below), whose sum is σ = 18889388042200. Its totient is φ = 7846361186544.

The previous prime is 12423405212173. The next prime is 12423405212221. The reversal of 12423405212199 is 99121250432421.

12423405212199 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 3 + 405 + 21 + 219 + 9 = 666.

It is not a de Polignac number, because 12423405212199 - 2¹⁵ = 12423405179431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423405211199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36325746064 + ... + 36325746405.

Almost surely, 2^{12423405212199} is an apocalyptic number.

12423405212199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12423405212199 is a deficient number, since it is larger than the sum of its proper divisors (6465982830001).

12423405212199 is a wasteful number, since it uses less digits than its factorization.

12423405212199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72651492494 (or 72651492491 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 12423405212199 in words is "twelve trillion, four hundred twenty-three billion, four hundred five million, two hundred twelve thousand, one hundred ninety-nine".