13001232021229 has 2 divisors, whose sum is σ = 13001232021230. Its totient is φ = 13001232021228.

The previous prime is 13001232021223. The next prime is 13001232021257. The reversal of 13001232021229 is 92212023210031.

It is an a-pointer prime, because the next prime (13001232021257) can be obtained adding 13001232021229 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10670348902500 + 2330883118729 = 3266550^2 + 1526723^2 .

It is an emirp because it is prime and its reverse (92212023210031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13001232021229 - 2⁷ = 13001232021101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13001232021197 and 13001232021206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13001232021223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6500616010614 + 6500616010615.

It is an arithmetic number, because the mean of its divisors is an integer number (6500616010615).

Almost surely, 2^{13001232021229} is an apocalyptic number.

It is an amenable number.

13001232021229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13001232021229 is an equidigital number, since it uses as much as digits as its factorization.

13001232021229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 13001232021229 in words is "thirteen trillion, one billion, two hundred thirty-two million, twenty-one thousand, two hundred twenty-nine".