12144021010 has 24 divisors (see below), whose sum is σ = 24027098508. Its totient is φ = 4416007200.

The previous prime is 12144020951. The next prime is 12144021017. The reversal of 12144021010 is 1012044121.

It is a happy number.

12144021010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12092741089 + 51279921 = 109967^2 + 7161^2 .

It is not an unprimeable number, because it can be changed into a prime (12144021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5016981 + ... + 5019400.

Almost surely, 2^12144021010 is an apocalyptic number.

12144021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12144021010 is a deficient number, since it is larger than the sum of its proper divisors (11883077498).

12144021010 is a wasteful number, since it uses less digits than its factorization.

12144021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10036410 (or 10036399 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12144021010 its reverse (1012044121), we get a palindrome (13156065131).

The spelling of 12144021010 in words is "twelve billion, one hundred forty-four million, twenty-one thousand, ten".