12224543311671 has 8 divisors (see below), whose sum is σ = 16301280463104. Its totient is φ = 8148750850680.

The previous prime is 12224543311667. The next prime is 12224543311703. The reversal of 12224543311671 is 17611334542221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12224543311671 - 2² = 12224543311667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224543311661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236142415 + ... + 236194176.

It is an arithmetic number, because the mean of its divisors is an integer number (2037660057888).

Almost surely, 2^{12224543311671} is an apocalyptic number.

12224543311671 is a deficient number, since it is larger than the sum of its proper divisors (4076737151433).

12224543311671 is an equidigital number, since it uses as much as digits as its factorization.

12224543311671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472345221.

The product of its digits is 241920, while the sum is 42.

Adding to 12224543311671 its reverse (17611334542221), we get a palindrome (29835877853892).

The spelling of 12224543311671 in words is "twelve trillion, two hundred twenty-four billion, five hundred forty-three million, three hundred eleven thousand, six hundred seventy-one".