13101201111 has 4 divisors (see below), whose sum is σ = 17468268152. Its totient is φ = 8734134072.

The previous prime is 13101201107. The next prime is 13101201173. The reversal of 13101201111 is 11110210131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11110210131 = 3 ⋅3703403377.

It is not a de Polignac number, because 13101201111 - 2² = 13101201107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101200111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2183533516 + ... + 2183533521.

It is an arithmetic number, because the mean of its divisors is an integer number (4367067038).

Almost surely, 2^13101201111 is an apocalyptic number.

13101201111 is a deficient number, since it is larger than the sum of its proper divisors (4367067041).

13101201111 is an equidigital number, since it uses as much as digits as its factorization.

13101201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367067040.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 13101201111 its reverse (11110210131), we get a palindrome (24211411242).

The spelling of 13101201111 in words is "thirteen billion, one hundred one million, two hundred one thousand, one hundred eleven".