120012002003 has 2 divisors, whose sum is σ = 120012002004. Its totient is φ = 120012002002.

The previous prime is 120012001987. The next prime is 120012002039. The reversal of 120012002003 is 300200210021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120012002003 - 2⁴ = 120012001987 is a prime.

It is not a weakly prime, because it can be changed into another prime (120012002053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006001001 + 60006001002.

It is an arithmetic number, because the mean of its divisors is an integer number (60006001002).

Almost surely, 2^120012002003 is an apocalyptic number.

120012002003 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012002003 is an equidigital number, since it uses as much as digits as its factorization.

120012002003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 120012002003 its reverse (300200210021), we get a palindrome (420212212024).

The spelling of 120012002003 in words is "one hundred twenty billion, twelve million, two thousand, three".