13201221303253 has 2 divisors, whose sum is σ = 13201221303254. Its totient is φ = 13201221303252.

The previous prime is 13201221303211. The next prime is 13201221303331. The reversal of 13201221303253 is 35230312210231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8517186970084 + 4684034333169 = 2918422^2 + 2164263^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13201221303253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13201221303653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600610651626 + 6600610651627.

It is an arithmetic number, because the mean of its divisors is an integer number (6600610651627).

Almost surely, 2^{13201221303253} is an apocalyptic number.

It is an amenable number.

13201221303253 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201221303253 is an equidigital number, since it uses as much as digits as its factorization.

13201221303253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 13201221303253 its reverse (35230312210231), we get a palindrome (48431533513484).

The spelling of 13201221303253 in words is "thirteen trillion, two hundred one billion, two hundred twenty-one million, three hundred three thousand, two hundred fifty-three".