20041312003 has 2 divisors, whose sum is σ = 20041312004. Its totient is φ = 20041312002.

The previous prime is 20041311977. The next prime is 20041312069. The reversal of 20041312003 is 30021314002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20041312003 - 2⁹ = 20041311491 is a prime.

It is not a weakly prime, because it can be changed into another prime (20041312073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020656001 + 10020656002.

It is an arithmetic number, because the mean of its divisors is an integer number (10020656002).

Almost surely, 2^20041312003 is an apocalyptic number.

20041312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20041312003 is an equidigital number, since it uses as much as digits as its factorization.

20041312003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20041312003 its reverse (30021314002), we get a palindrome (50062626005).

The spelling of 20041312003 in words is "twenty billion, forty-one million, three hundred twelve thousand, three".