20224243412504 has 16 divisors (see below), whose sum is σ = 39916269893400. Its totient is φ = 9579904774272.

The previous prime is 20224243412437. The next prime is 20224243412539. The reversal of 20224243412504 is 40521434242202.

It is a super-2 number, since 2×20224243412504² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 66527116337 + ... + 66527116640.

Almost surely, 2^{20224243412504} is an apocalyptic number.

It is an amenable number.

20224243412504 is a deficient number, since it is larger than the sum of its proper divisors (19692026480896).

20224243412504 is a wasteful number, since it uses less digits than its factorization.

20224243412504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133054233002 (or 133054232998 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 20224243412504 its reverse (40521434242202), we get a palindrome (60745677654706).

The spelling of 20224243412504 in words is "twenty trillion, two hundred twenty-four billion, two hundred forty-three million, four hundred twelve thousand, five hundred four".