20043224351 has 8 divisors (see below), whose sum is σ = 20943774720. Its totient is φ = 19145099512.

The previous prime is 20043224347. The next prime is 20043224381. The reversal of 20043224351 is 15342234002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20043224351 - 2² = 20043224347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20043224351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20043224321) 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 in 7 ways as a sum of consecutive naturals, for example, 589475 + ... + 622548.

It is an arithmetic number, because the mean of its divisors is an integer number (2617971840).

Almost surely, 2^20043224351 is an apocalyptic number.

20043224351 is a deficient number, since it is larger than the sum of its proper divisors (900550369).

20043224351 is a wasteful number, since it uses less digits than its factorization.

20043224351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212765.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 20043224351 its reverse (15342234002), we get a palindrome (35385458353).

The spelling of 20043224351 in words is "twenty billion, forty-three million, two hundred twenty-four thousand, three hundred fifty-one".