13665082001227 has 2 divisors, whose sum is σ = 13665082001228. Its totient is φ = 13665082001226.

The previous prime is 13665082001171. The next prime is 13665082001257. The reversal of 13665082001227 is 72210028056631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13665082001227 - 2⁷ = 13665082001099 is a prime.

It is a super-2 number, since 2×13665082001227² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13665082001257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6832541000613 + 6832541000614.

It is an arithmetic number, because the mean of its divisors is an integer number (6832541000614).

Almost surely, 2^{13665082001227} is an apocalyptic number.

13665082001227 is a deficient number, since it is larger than the sum of its proper divisors (1).

13665082001227 is an equidigital number, since it uses as much as digits as its factorization.

13665082001227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 13665082001227 in words is "thirteen trillion, six hundred sixty-five billion, eighty-two million, one thousand, two hundred twenty-seven".