13243041101 has 2 divisors, whose sum is σ = 13243041102. Its totient is φ = 13243041100.

The previous prime is 13243041083. The next prime is 13243041107. The reversal of 13243041101 is 10114034231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11549800900 + 1693240201 = 107470^2 + 41149^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13243041101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13243041107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6621520550 + 6621520551.

It is an arithmetic number, because the mean of its divisors is an integer number (6621520551).

Almost surely, 2^13243041101 is an apocalyptic number.

It is an amenable number.

13243041101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13243041101 is an equidigital number, since it uses as much as digits as its factorization.

13243041101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 13243041101 its reverse (10114034231), we get a palindrome (23357075332).

The spelling of 13243041101 in words is "thirteen billion, two hundred forty-three million, forty-one thousand, one hundred one".