13212110122012 has 24 divisors (see below), whose sum is σ = 24561382907600. Its totient is φ = 6200951728896.

The previous prime is 13212110121943. The next prime is 13212110122037. The reversal of 13212110122012 is 21022101121231.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797439213 + ... + 797455780.

Almost surely, 2^{13212110122012} is an apocalyptic number.

It is an amenable number.

13212110122012 is a deficient number, since it is larger than the sum of its proper divisors (11349272785588).

13212110122012 is a wasteful number, since it uses less digits than its factorization.

13212110122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594895125 (or 1594895123 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 13212110122012 its reverse (21022101121231), we get a palindrome (34234211243243).

The spelling of 13212110122012 in words is "thirteen trillion, two hundred twelve billion, one hundred ten million, one hundred twenty-two thousand, twelve".