20013244003 has 2 divisors, whose sum is σ = 20013244004. Its totient is φ = 20013244002.

The previous prime is 20013243977. The next prime is 20013244007. The reversal of 20013244003 is 30044231002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20013244003 - 2¹³ = 20013235811 is a prime.

It is not a weakly prime, because it can be changed into another prime (20013244007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006622001 + 10006622002.

It is an arithmetic number, because the mean of its divisors is an integer number (10006622002).

Almost surely, 2^20013244003 is an apocalyptic number.

20013244003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013244003 is an equidigital number, since it uses as much as digits as its factorization.

20013244003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20013244003 its reverse (30044231002), we get a palindrome (50057475005).

The spelling of 20013244003 in words is "twenty billion, thirteen million, two hundred forty-four thousand, three".