20231424502 has 4 divisors (see below), whose sum is σ = 30347136756. Its totient is φ = 10115712250.

The previous prime is 20231424487. The next prime is 20231424503. The reversal of 20231424502 is 20542413202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231424503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5057856124 + ... + 5057856127.

It is an arithmetic number, because the mean of its divisors is an integer number (7586784189).

Almost surely, 2^20231424502 is an apocalyptic number.

20231424502 is a deficient number, since it is larger than the sum of its proper divisors (10115712254).

20231424502 is a wasteful number, since it uses less digits than its factorization.

20231424502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10115712253.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20231424502 its reverse (20542413202), we get a palindrome (40773837704).

The spelling of 20231424502 in words is "twenty billion, two hundred thirty-one million, four hundred twenty-four thousand, five hundred two".