12110919129 has 24 divisors (see below), whose sum is σ = 18366903360. Its totient is φ = 7679171808.

The previous prime is 12110919113. The next prime is 12110919133. The reversal of 12110919129 is 92191901121.

It is not a de Polignac number, because 12110919129 - 2⁴ = 12110919113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12110919093 and 12110919102.

It is not an unprimeable number, because it can be changed into a prime (12110919109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328797 + ... + 363770.

It is an arithmetic number, because the mean of its divisors is an integer number (765287640).

Almost surely, 2^12110919129 is an apocalyptic number.

It is an amenable number.

12110919129 is a deficient number, since it is larger than the sum of its proper divisors (6255984231).

12110919129 is a wasteful number, since it uses less digits than its factorization.

12110919129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692669 (or 692666 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 36.

The spelling of 12110919129 in words is "twelve billion, one hundred ten million, nine hundred nineteen thousand, one hundred twenty-nine".