12144120302 has 4 divisors (see below), whose sum is σ = 18216180456. Its totient is φ = 6072060150.

The previous prime is 12144120299. The next prime is 12144120347. The reversal of 12144120302 is 20302144121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3036030074 + ... + 3036030077.

It is an arithmetic number, because the mean of its divisors is an integer number (4554045114).

Almost surely, 2^12144120302 is an apocalyptic number.

12144120302 is a deficient number, since it is larger than the sum of its proper divisors (6072060154).

12144120302 is an equidigital number, since it uses as much as digits as its factorization.

12144120302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6072060153.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12144120302 its reverse (20302144121), we get a palindrome (32446264423).

The spelling of 12144120302 in words is "twelve billion, one hundred forty-four million, one hundred twenty thousand, three hundred two".