20240513203 has 2 divisors, whose sum is σ = 20240513204. Its totient is φ = 20240513202.

The previous prime is 20240513201. The next prime is 20240513213. The reversal of 20240513203 is 30231504202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20240513203 - 2¹ = 20240513201 is a prime.

Together with 20240513201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20240513201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120256601 + 10120256602.

It is an arithmetic number, because the mean of its divisors is an integer number (10120256602).

Almost surely, 2^20240513203 is an apocalyptic number.

20240513203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240513203 is an equidigital number, since it uses as much as digits as its factorization.

20240513203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

Subtracting 20240513203 from its reverse (30231504202), we obtain a palindrome (9990990999).

The spelling of 20240513203 in words is "twenty billion, two hundred forty million, five hundred thirteen thousand, two hundred three".