13021211221027 has 2 divisors, whose sum is σ = 13021211221028. Its totient is φ = 13021211221026.

The previous prime is 13021211221021. The next prime is 13021211221033. The reversal of 13021211221027 is 72012211212031.

It is a balanced prime because it is at equal distance from previous prime (13021211221021) and next prime (13021211221033).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13021211221027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13021211220992 and 13021211221010.

It is not a weakly prime, because it can be changed into another prime (13021211221021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510605610513 + 6510605610514.

It is an arithmetic number, because the mean of its divisors is an integer number (6510605610514).

Almost surely, 2^{13021211221027} is an apocalyptic number.

13021211221027 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021211221027 is an equidigital number, since it uses as much as digits as its factorization.

13021211221027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 13021211221027 its reverse (72012211212031), we get a palindrome (85033422433058).

The spelling of 13021211221027 in words is "thirteen trillion, twenty-one billion, two hundred eleven million, two hundred twenty-one thousand, twenty-seven".