13212212240246 has 8 divisors (see below), whose sum is σ = 19893673183824. Its totient is φ = 6580987845640.

The previous prime is 13212212240243. The next prime is 13212212240273. The reversal of 13212212240246 is 64204221221231.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212212240243) 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, 12559136585 + ... + 12559137636.

It is an arithmetic number, because the mean of its divisors is an integer number (2486709147978).

Almost surely, 2^{13212212240246} is an apocalyptic number.

13212212240246 is a deficient number, since it is larger than the sum of its proper divisors (6681460943578).

13212212240246 is a wasteful number, since it uses less digits than its factorization.

13212212240246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25118274486.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 13212212240246 its reverse (64204221221231), we get a palindrome (77416433461477).

The spelling of 13212212240246 in words is "thirteen trillion, two hundred twelve billion, two hundred twelve million, two hundred forty thousand, two hundred forty-six".