22442220022 has 16 divisors (see below), whose sum is σ = 33736347072. Its totient is φ = 11196799240.

The previous prime is 22442220007. The next prime is 22442220023. The reversal of 22442220022 is 22002224422.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22442219975 and 22442220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22442220023) 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, 1832973 + ... + 1845175.

It is an arithmetic number, because the mean of its divisors is an integer number (2108521692).

Almost surely, 2^22442220022 is an apocalyptic number.

22442220022 is a deficient number, since it is larger than the sum of its proper divisors (11294127050).

22442220022 is a wasteful number, since it uses less digits than its factorization.

22442220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14123.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22442220022 its reverse (22002224422), we get a palindrome (44444444444).

The spelling of 22442220022 in words is "twenty-two billion, four hundred forty-two million, two hundred twenty thousand, twenty-two".