13122121312192 has 28 divisors (see below), whose sum is σ = 26039542251520. Its totient is φ = 6560976807936.

The previous prime is 13122121312169. The next prime is 13122121312199. The reversal of 13122121312192 is 29121312122131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122121312199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3897409 + ... + 6436927.

It is an arithmetic number, because the mean of its divisors is an integer number (929983651840).

Almost surely, 2^{13122121312192} is an apocalyptic number.

It is an amenable number.

13122121312192 is a deficient number, since it is larger than the sum of its proper divisors (12917420939328).

13122121312192 is an equidigital number, since it uses as much as digits as its factorization.

13122121312192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620268 (or 2620258 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The spelling of 13122121312192 in words is "thirteen trillion, one hundred twenty-two billion, one hundred twenty-one million, three hundred twelve thousand, one hundred ninety-two".