20024330243 has 16 divisors (see below), whose sum is σ = 21280633344. Its totient is φ = 18776862720.

The previous prime is 20024330233. The next prime is 20024330297. The reversal of 20024330243 is 34203342002.

It is a cyclic number.

It is not a de Polignac number, because 20024330243 - 2⁸ = 20024329987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20024330233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9926771 + ... + 9928787.

It is an arithmetic number, because the mean of its divisors is an integer number (1330039584).

Almost surely, 2^20024330243 is an apocalyptic number.

20024330243 is a deficient number, since it is larger than the sum of its proper divisors (1256303101).

20024330243 is a wasteful number, since it uses less digits than its factorization.

20024330243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 20024330243 its reverse (34203342002), we get a palindrome (54227672245).

The spelling of 20024330243 in words is "twenty billion, twenty-four million, three hundred thirty thousand, two hundred forty-three".