13211035723 has 2 divisors, whose sum is σ = 13211035724. Its totient is φ = 13211035722.

The previous prime is 13211035709. The next prime is 13211035763. The reversal of 13211035723 is 32753011231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13211035723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13211035691 and 13211035700.

It is not a weakly prime, because it can be changed into another prime (13211035763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605517861 + 6605517862.

It is an arithmetic number, because the mean of its divisors is an integer number (6605517862).

Almost surely, 2^13211035723 is an apocalyptic number.

13211035723 is a deficient number, since it is larger than the sum of its proper divisors (1).

13211035723 is an equidigital number, since it uses as much as digits as its factorization.

13211035723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 13211035723 its reverse (32753011231), we get a palindrome (45964046954).

The spelling of 13211035723 in words is "thirteen billion, two hundred eleven million, thirty-five thousand, seven hundred twenty-three".