13211210421223 has 8 divisors (see below), whose sum is σ = 13267626934496. Its totient is φ = 13154807116800.

The previous prime is 13211210421173. The next prime is 13211210421239. The reversal of 13211210421223 is 32212401211231.

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 13211210421223 - 2²⁵ = 13211176866791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211210421623) 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, 1294986 + ... + 5300887.

It is an arithmetic number, because the mean of its divisors is an integer number (1658453366812).

Almost surely, 2^{13211210421223} is an apocalyptic number.

13211210421223 is a deficient number, since it is larger than the sum of its proper divisors (56416513273).

13211210421223 is an equidigital number, since it uses as much as digits as its factorization.

13211210421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6604425.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 13211210421223 its reverse (32212401211231), we get a palindrome (45423611632454).

The spelling of 13211210421223 in words is "thirteen trillion, two hundred eleven billion, two hundred ten million, four hundred twenty-one thousand, two hundred twenty-three".