13311216101 has 2 divisors, whose sum is σ = 13311216102. Its totient is φ = 13311216100.

The previous prime is 13311216091. The next prime is 13311216131. The reversal of 13311216101 is 10161211331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8099820001 + 5211396100 = 89999^2 + 72190^2 .

It is a cyclic number.

It is not a de Polignac number, because 13311216101 - 2¹⁰ = 13311215077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13311216131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655608050 + 6655608051.

It is an arithmetic number, because the mean of its divisors is an integer number (6655608051).

Almost surely, 2^13311216101 is an apocalyptic number.

It is an amenable number.

13311216101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311216101 is an equidigital number, since it uses as much as digits as its factorization.

13311216101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 13311216101 its reverse (10161211331), we get a palindrome (23472427432).

The spelling of 13311216101 in words is "thirteen billion, three hundred eleven million, two hundred sixteen thousand, one hundred one".