12111411119 has 4 divisors (see below), whose sum is σ = 12247494480. Its totient is φ = 11975327760.

The previous prime is 12111411101. The next prime is 12111411127. The reversal of 12111411119 is 91111411121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91111411121 = 103 ⋅884576807.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12111411119 is a prime.

It is a super-2 number, since 2×12111411119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12111411094 and 12111411103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111411149) 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, 68041547 + ... + 68041724.

It is an arithmetic number, because the mean of its divisors is an integer number (3061873620).

Almost surely, 2^12111411119 is an apocalyptic number.

12111411119 is a deficient number, since it is larger than the sum of its proper divisors (136083361).

12111411119 is an equidigital number, since it uses as much as digits as its factorization.

12111411119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136083360.

The product of its digits is 72, while the sum is 23.

The spelling of 12111411119 in words is "twelve billion, one hundred eleven million, four hundred eleven thousand, one hundred nineteen".