13213203002221 has 8 divisors (see below), whose sum is σ = 13958131665600. Its totient is φ = 12473224031520.

The previous prime is 13213203002213. The next prime is 13213203002231. The reversal of 13213203002221 is 12220030231231.

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 13213203002221 - 2³ = 13213203002213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13213203002192 and 13213203002201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13213203002231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237417681 + ... + 1237428358.

It is an arithmetic number, because the mean of its divisors is an integer number (1744766458200).

Almost surely, 2^{13213203002221} is an apocalyptic number.

It is an amenable number.

13213203002221 is a deficient number, since it is larger than the sum of its proper divisors (744928663379).

13213203002221 is a wasteful number, since it uses less digits than its factorization.

13213203002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474846339.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13213203002221 its reverse (12220030231231), we get a palindrome (25433233233452).

The spelling of 13213203002221 in words is "thirteen trillion, two hundred thirteen billion, two hundred three million, two thousand, two hundred twenty-one".