13500211212347 has 2 divisors, whose sum is σ = 13500211212348. Its totient is φ = 13500211212346.

The previous prime is 13500211212331. The next prime is 13500211212353. The reversal of 13500211212347 is 74321211200531.

It is a strong prime.

It is an emirp because it is prime and its reverse (74321211200531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13500211212347 - 2⁴ = 13500211212331 is a prime.

It is not a weakly prime, because it can be changed into another prime (13500211112347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750105606173 + 6750105606174.

It is an arithmetic number, because the mean of its divisors is an integer number (6750105606174).

Almost surely, 2^{13500211212347} is an apocalyptic number.

13500211212347 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500211212347 is an equidigital number, since it uses as much as digits as its factorization.

13500211212347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 13500211212347 its reverse (74321211200531), we get a palindrome (87821422412878).

The spelling of 13500211212347 in words is "thirteen trillion, five hundred billion, two hundred eleven million, two hundred twelve thousand, three hundred forty-seven".