13212321213203 has 8 divisors (see below), whose sum is σ = 15507898258272. Its totient is φ = 11018769814656.

The previous prime is 13212321213181. The next prime is 13212321213251. The reversal of 13212321213203 is 30231212321231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13212321213203 - 2⁶ = 13212321213139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13212321213803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25506411350 + ... + 25506411867.

It is an arithmetic number, because the mean of its divisors is an integer number (1938487282284).

Almost surely, 2^{13212321213203} is an apocalyptic number.

13212321213203 is a deficient number, since it is larger than the sum of its proper divisors (2295577045069).

13212321213203 is an equidigital number, since it uses as much as digits as its factorization.

13212321213203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51012823261.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13212321213203 its reverse (30231212321231), we get a palindrome (43443533534434).

The spelling of 13212321213203 in words is "thirteen trillion, two hundred twelve billion, three hundred twenty-one million, two hundred thirteen thousand, two hundred three".