12331707165271 has 4 divisors (see below), whose sum is σ = 13280300024152. Its totient is φ = 11383114306392.

The previous prime is 12331707165257. The next prime is 12331707165307. The reversal of 12331707165271 is 17256170713321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12331707165271 - 2⁷ = 12331707165143 is a prime.

It is a super-2 number, since 2×12331707165271² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331707165221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474296429421 + ... + 474296429446.

It is an arithmetic number, because the mean of its divisors is an integer number (3320075006038).

Almost surely, 2^{12331707165271} is an apocalyptic number.

12331707165271 is a deficient number, since it is larger than the sum of its proper divisors (948592858881).

12331707165271 is an equidigital number, since it uses as much as digits as its factorization.

12331707165271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948592858880.

The product of its (nonzero) digits is 370440, while the sum is 46.

Adding to 12331707165271 its reverse (17256170713321), we get a palindrome (29587877878592).

The spelling of 12331707165271 in words is "twelve trillion, three hundred thirty-one billion, seven hundred seven million, one hundred sixty-five thousand, two hundred seventy-one".