22022320042 has 8 divisors (see below), whose sum is σ = 33067087776. Its totient is φ = 10999957452.

The previous prime is 22022320027. The next prime is 22022320049. The reversal of 22022320042 is 24002322022.

It is a happy number.

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 (22022320049) 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, 5598828 + ... + 5602759.

It is an arithmetic number, because the mean of its divisors is an integer number (4133385972).

Almost surely, 2^22022320042 is an apocalyptic number.

22022320042 is a deficient number, since it is larger than the sum of its proper divisors (11044767734).

22022320042 is a wasteful number, since it uses less digits than its factorization.

22022320042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11202572.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 22022320042 its reverse (24002322022), we get a palindrome (46024642064).

The spelling of 22022320042 in words is "twenty-two billion, twenty-two million, three hundred twenty thousand, forty-two".