14121040111 has 4 divisors (see below), whose sum is σ = 14121494800. Its totient is φ = 14120585424.

The previous prime is 14121040081. The next prime is 14121040127. The reversal of 14121040111 is 11104012141.

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 14121040111 - 2⁷ = 14121039983 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 (14121040511) 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, 177051 + ... + 244108.

It is an arithmetic number, because the mean of its divisors is an integer number (3530373700).

Almost surely, 2^14121040111 is an apocalyptic number.

14121040111 is a deficient number, since it is larger than the sum of its proper divisors (454689).

14121040111 is an equidigital number, since it uses as much as digits as its factorization.

14121040111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454688.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 14121040111 its reverse (11104012141), we get a palindrome (25225052252).

The spelling of 14121040111 in words is "fourteen billion, one hundred twenty-one million, forty thousand, one hundred eleven".