12090499121 has 8 divisors (see below), whose sum is σ = 12729070080. Its totient is φ = 11452151088.

The previous prime is 12090499117. The next prime is 12090499151. The reversal of 12090499121 is 12199409021.

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

It is a cyclic number.

It is not a de Polignac number, because 12090499121 - 2² = 12090499117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12090499111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62000 + ... + 167406.

It is an arithmetic number, because the mean of its divisors is an integer number (1591133760).

Almost surely, 2^12090499121 is an apocalyptic number.

It is an amenable number.

12090499121 is a deficient number, since it is larger than the sum of its proper divisors (638570959).

12090499121 is a wasteful number, since it uses less digits than its factorization.

12090499121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111463.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 12090499121 in words is "twelve billion, ninety million, four hundred ninety-nine thousand, one hundred twenty-one".