20240442422 has 8 divisors (see below), whose sum is σ = 30365542416. Its totient is φ = 10118594952.

The previous prime is 20240442419. The next prime is 20240442433. The reversal of 20240442422 is 22424404202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20240442391 and 20240442400.

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 3 ways as a sum of consecutive naturals, for example, 797513 + ... + 822500.

It is an arithmetic number, because the mean of its divisors is an integer number (3795692802).

Almost surely, 2^20240442422 is an apocalyptic number.

20240442422 is a deficient number, since it is larger than the sum of its proper divisors (10125099994).

20240442422 is a wasteful number, since it uses less digits than its factorization.

20240442422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626262.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 20240442422 its reverse (22424404202), we get a palindrome (42664846624).

The spelling of 20240442422 in words is "twenty billion, two hundred forty million, four hundred forty-two thousand, four hundred twenty-two".