13204730342221 has 16 divisors (see below), whose sum is σ = 14410769630400. Its totient is φ = 11999626934400.

The previous prime is 13204730342099. The next prime is 13204730342231. The reversal of 13204730342221 is 12224303740231.

It is a cyclic number.

It is not a de Polignac number, because 13204730342221 - 2¹⁷ = 13204730211149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204730342231) 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, 338398450 + ... + 338437468.

It is an arithmetic number, because the mean of its divisors is an integer number (900673101900).

Almost surely, 2^{13204730342221} is an apocalyptic number.

13204730342221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13204730342221 is a deficient number, since it is larger than the sum of its proper divisors (1206039288179).

13204730342221 is a wasteful number, since it uses less digits than its factorization.

13204730342221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50220.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 13204730342221 in words is "thirteen trillion, two hundred four billion, seven hundred thirty million, three hundred forty-two thousand, two hundred twenty-one".