20221424344 has 32 divisors (see below), whose sum is σ = 41468403600. Its totient is φ = 9167912320.

The previous prime is 20221424323. The next prime is 20221424381. The reversal of 20221424344 is 44342412202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261127 + ... + 329590.

Almost surely, 2^20221424344 is an apocalyptic number.

It is an amenable number.

20221424344 is an abundant number, since it is smaller than the sum of its proper divisors (21246979256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20221424344 is a wasteful number, since it uses less digits than its factorization.

20221424344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591123 (or 591119 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 20221424344 its reverse (44342412202), we get a palindrome (64563836546).

The spelling of 20221424344 in words is "twenty billion, two hundred twenty-one million, four hundred twenty-four thousand, three hundred forty-four".