22055321222242 has 96 divisors (see below), whose sum is σ = 43888606755840. Its totient is φ = 8114199429600.

The previous prime is 22055321222171. The next prime is 22055321222243. The reversal of 22055321222242 is 24222212355022.

It is a junction number, because it is equal to n+sod(n) for n = 22055321222198 and 22055321222207.

It is not an unprimeable number, because it can be changed into a prime (22055321222243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8765067 + ... + 10997137.

It is an arithmetic number, because the mean of its divisors is an integer number (457172987040).

Almost surely, 2^{22055321222242} is an apocalyptic number.

22055321222242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22055321222242 is a deficient number, since it is larger than the sum of its proper divisors (21833285533598).

22055321222242 is a wasteful number, since it uses less digits than its factorization.

22055321222242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232428 (or 2232417 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 22055321222242 its reverse (24222212355022), we get a palindrome (46277533577264).

The spelling of 22055321222242 in words is "twenty-two trillion, fifty-five billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred forty-two".