14011113111 has 4 divisors (see below), whose sum is σ = 18681484152. Its totient is φ = 9340742072.

The previous prime is 14011113107. The next prime is 14011113139. The reversal of 14011113111 is 11131111041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14011113111 - 2² = 14011113107 is a prime.

It is a super-2 number, since 2×14011113111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14011113101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2335185516 + ... + 2335185521.

It is an arithmetic number, because the mean of its divisors is an integer number (4670371038).

Almost surely, 2^14011113111 is an apocalyptic number.

14011113111 is a deficient number, since it is larger than the sum of its proper divisors (4670371041).

14011113111 is an equidigital number, since it uses as much as digits as its factorization.

14011113111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670371040.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 14011113111 its reverse (11131111041), we get a palindrome (25142224152).

The spelling of 14011113111 in words is "fourteen billion, eleven million, one hundred thirteen thousand, one hundred eleven".