12321013320492 has 48 divisors (see below), whose sum is σ = 29451899928192. Its totient is φ = 4006605985920.

The previous prime is 12321013320403. The next prime is 12321013320493. The reversal of 12321013320492 is 29402331012321.

It is not an unprimeable number, because it can be changed into a prime (12321013320493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8068503 + ... + 9473265.

It is an arithmetic number, because the mean of its divisors is an integer number (613581248504).

Almost surely, 2^{12321013320492} is an apocalyptic number.

12321013320492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12321013320492 is an abundant number, since it is smaller than the sum of its proper divisors (17130886607700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12321013320492 is a wasteful number, since it uses less digits than its factorization.

12321013320492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422638 (or 1422636 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 12321013320492 in words is "twelve trillion, three hundred twenty-one billion, thirteen million, three hundred twenty thousand, four hundred ninety-two".