20223244442 has 8 divisors (see below), whose sum is σ = 30335591232. Its totient is φ = 10111380700.

The previous prime is 20223244441. The next prime is 20223244469. The reversal of 20223244442 is 24444232202.

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

It is not an unprimeable number, because it can be changed into a prime (20223244441) by changing a digit.

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, 13967 + ... + 201597.

It is an arithmetic number, because the mean of its divisors is an integer number (3791948904).

Almost surely, 2^20223244442 is an apocalyptic number.

20223244442 is a deficient number, since it is larger than the sum of its proper divisors (10112346790).

20223244442 is a wasteful number, since it uses less digits than its factorization.

20223244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241524.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 20223244442 its reverse (24444232202), we get a palindrome (44667476644).

The spelling of 20223244442 in words is "twenty billion, two hundred twenty-three million, two hundred forty-four thousand, four hundred forty-two".