13113112001 has 16 divisors (see below), whose sum is σ = 14751479808. Its totient is φ = 11554050000.

The previous prime is 13113111929. The next prime is 13113112009. The reversal of 13113112001 is 10021131131.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13113112001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13113112009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69875 + ... + 176376.

It is an arithmetic number, because the mean of its divisors is an integer number (921967488).

Almost surely, 2^13113112001 is an apocalyptic number.

13113112001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13113112001 is a deficient number, since it is larger than the sum of its proper divisors (1638367807).

13113112001 is a wasteful number, since it uses less digits than its factorization.

13113112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246412.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 13113112001 its reverse (10021131131), we get a palindrome (23134243132).

The spelling of 13113112001 in words is "thirteen billion, one hundred thirteen million, one hundred twelve thousand, one".