13313212212112 has 20 divisors (see below), whose sum is σ = 25795140642736. Its totient is φ = 6656401723680.

The previous prime is 13313212212089. The next prime is 13313212212121. The reversal of 13313212212112 is 21121221231331.

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, 12235818 + ... + 13279369.

Almost surely, 2^{13313212212112} is an apocalyptic number.

It is an amenable number.

13313212212112 is a deficient number, since it is larger than the sum of its proper divisors (12481928430624).

13313212212112 is a wasteful number, since it uses less digits than its factorization.

13313212212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25547806 (or 25547800 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

Adding to 13313212212112 its reverse (21121221231331), we get a palindrome (34434433443443).

The spelling of 13313212212112 in words is "thirteen trillion, three hundred thirteen billion, two hundred twelve million, two hundred twelve thousand, one hundred twelve".