12110119979 has 4 divisors (see below), whose sum is σ = 12111359160. Its totient is φ = 12108880800.

The previous prime is 12110119951. The next prime is 12110119981. The reversal of 12110119979 is 97991101121.

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: 97991101121 = 23369 ⋅4193209.

It is a cyclic number.

It is not a de Polignac number, because 12110119979 - 2¹² = 12110115883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110119999) 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, 604814 + ... + 624515.

It is an arithmetic number, because the mean of its divisors is an integer number (3027839790).

Almost surely, 2^12110119979 is an apocalyptic number.

12110119979 is a deficient number, since it is larger than the sum of its proper divisors (1239181).

12110119979 is an equidigital number, since it uses as much as digits as its factorization.

12110119979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239180.

The product of its (nonzero) digits is 10206, while the sum is 41.

The spelling of 12110119979 in words is "twelve billion, one hundred ten million, one hundred nineteen thousand, nine hundred seventy-nine".