12003210123144 has 16 divisors (see below), whose sum is σ = 30008025307920. Its totient is φ = 4001070041040.

The previous prime is 12003210123137. The next prime is 12003210123173. The reversal of 12003210123144 is 44132101230021.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 500133755131 = 12003210123144 / (1 + 2 + 0 + 0 + 3 + 2 + 1 + 0 + 1 + 2 + 3 + 1 + 4 + 4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250066877542 + ... + 250066877589.

It is an arithmetic number, because the mean of its divisors is an integer number (1875501581745).

Almost surely, 2^{12003210123144} is an apocalyptic number.

It is an amenable number.

12003210123144 is an abundant number, since it is smaller than the sum of its proper divisors (18004815184776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12003210123144 is a wasteful number, since it uses less digits than its factorization.

12003210123144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500133755140 (or 500133755136 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12003210123144 its reverse (44132101230021), we get a palindrome (56135311353165).

The spelling of 12003210123144 in words is "twelve trillion, three billion, two hundred ten million, one hundred twenty-three thousand, one hundred forty-four".