13466321631212 has 12 divisors (see below), whose sum is σ = 23738077912920. Its totient is φ = 6684013656096.

The previous prime is 13466321631109. The next prime is 13466321631227. The reversal of 13466321631212 is 21213612366431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13466321631212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12286789262 + ... + 12286790357.

It is an arithmetic number, because the mean of its divisors is an integer number (1978173159410).

Almost surely, 2^{13466321631212} is an apocalyptic number.

It is an amenable number.

13466321631212 is a deficient number, since it is larger than the sum of its proper divisors (10271756281708).

13466321631212 is a wasteful number, since it uses less digits than its factorization.

13466321631212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24573579760 (or 24573579758 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

Adding to 13466321631212 its reverse (21213612366431), we get a palindrome (34679933997643).

The spelling of 13466321631212 in words is "thirteen trillion, four hundred sixty-six billion, three hundred twenty-one million, six hundred thirty-one thousand, two hundred twelve".