12084869121 has 8 divisors (see below), whose sum is σ = 17352632640. Its totient is φ = 7436842512.

The previous prime is 12084869119. The next prime is 12084869129. The reversal of 12084869121 is 12196848021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12084869121 - 2¹ = 12084869119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12084869129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154934181 + ... + 154934258.

It is an arithmetic number, because the mean of its divisors is an integer number (2169079080).

Almost surely, 2^12084869121 is an apocalyptic number.

It is an amenable number.

12084869121 is a deficient number, since it is larger than the sum of its proper divisors (5267763519).

12084869121 is a wasteful number, since it uses less digits than its factorization.

12084869121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309868455.

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 12084869121 in words is "twelve billion, eighty-four million, eight hundred sixty-nine thousand, one hundred twenty-one".