13213111213103 has 2 divisors, whose sum is σ = 13213111213104. Its totient is φ = 13213111213102.

The previous prime is 13213111213061. The next prime is 13213111213157. The reversal of 13213111213103 is 30131211131231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13213111213103 - 2²⁸ = 13212842777647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13213111213403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606555606551 + 6606555606552.

It is an arithmetic number, because the mean of its divisors is an integer number (6606555606552).

Almost surely, 2^{13213111213103} is an apocalyptic number.

13213111213103 is a deficient number, since it is larger than the sum of its proper divisors (1).

13213111213103 is an equidigital number, since it uses as much as digits as its factorization.

13213111213103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 13213111213103 its reverse (30131211131231), we get a palindrome (43344322344334).

The spelling of 13213111213103 in words is "thirteen trillion, two hundred thirteen billion, one hundred eleven million, two hundred thirteen thousand, one hundred three".