12216475116467 has 2 divisors, whose sum is σ = 12216475116468. Its totient is φ = 12216475116466.

The previous prime is 12216475116401. The next prime is 12216475116509. The reversal of 12216475116467 is 76461157461221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12216475116467 - 2²⁴ = 12216458339251 is a prime.

It is not a weakly prime, because it can be changed into another prime (12216475110467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6108237558233 + 6108237558234.

It is an arithmetic number, because the mean of its divisors is an integer number (6108237558234).

Almost surely, 2^{12216475116467} is an apocalyptic number.

12216475116467 is a deficient number, since it is larger than the sum of its proper divisors (1).

12216475116467 is an equidigital number, since it uses as much as digits as its factorization.

12216475116467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 53.

The spelling of 12216475116467 in words is "twelve trillion, two hundred sixteen billion, four hundred seventy-five million, one hundred sixteen thousand, four hundred sixty-seven".