20424013003 has 2 divisors, whose sum is σ = 20424013004. Its totient is φ = 20424013002.

The previous prime is 20424012989. The next prime is 20424013009. The reversal of 20424013003 is 30031042402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20424013003 - 2⁹ = 20424012491 is a prime.

It is not a weakly prime, because it can be changed into another prime (20424013009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10212006501 + 10212006502.

It is an arithmetic number, because the mean of its divisors is an integer number (10212006502).

Almost surely, 2^20424013003 is an apocalyptic number.

20424013003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20424013003 is an equidigital number, since it uses as much as digits as its factorization.

20424013003 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 20424013003 its reverse (30031042402), we get a palindrome (50455055405).

The spelling of 20424013003 in words is "twenty billion, four hundred twenty-four million, thirteen thousand, three".