13331131133212 has 24 divisors (see below), whose sum is σ = 23556270681216. Its totient is φ = 6600769682928.

The previous prime is 13331131133209. The next prime is 13331131133267. The reversal of 13331131133212 is 21233113113331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46166103 + ... + 46453969.

It is an arithmetic number, because the mean of its divisors is an integer number (981511278384).

Almost surely, 2^{13331131133212} is an apocalyptic number.

It is an amenable number.

13331131133212 is a deficient number, since it is larger than the sum of its proper divisors (10225139548004).

13331131133212 is a wasteful number, since it uses less digits than its factorization.

13331131133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400377 (or 400375 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

Adding to 13331131133212 its reverse (21233113113331), we get a palindrome (34564244246543).

The spelling of 13331131133212 in words is "thirteen trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred thirty-three thousand, two hundred twelve".