12160512129 has 16 divisors (see below), whose sum is σ = 16281315072. Its totient is φ = 8073410688.

The previous prime is 12160512109. The next prime is 12160512191. The reversal of 12160512129 is 92121506121.

It is not a de Polignac number, because 12160512129 - 2¹¹ = 12160510081 is a prime.

It is a super-2 number, since 2×12160512129² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12160512096 and 12160512105.

It is not an unprimeable number, because it can be changed into a prime (12160512109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1043157 + ... + 1054749.

It is an arithmetic number, because the mean of its divisors is an integer number (1017582192).

Almost surely, 2^12160512129 is an apocalyptic number.

It is an amenable number.

12160512129 is a deficient number, since it is larger than the sum of its proper divisors (4120802943).

12160512129 is a wasteful number, since it uses less digits than its factorization.

12160512129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13016.

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 12160512129 in words is "twelve billion, one hundred sixty million, five hundred twelve thousand, one hundred twenty-nine".