22444042420222 has 16 divisors (see below), whose sum is σ = 36978742661760. Its totient is φ = 10169154231192.

The previous prime is 22444042420207. The next prime is 22444042420249. The reversal of 22444042420222 is 22202424044422.

It is a super-2 number, since 2×22444042420222² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12839840328 + ... + 12839842075.

It is an arithmetic number, because the mean of its divisors is an integer number (2311171416360).

Almost surely, 2^{22444042420222} is an apocalyptic number.

22444042420222 is a deficient number, since it is larger than the sum of its proper divisors (14534700241538).

22444042420222 is a wasteful number, since it uses less digits than its factorization.

22444042420222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25679682447.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22444042420222 its reverse (22202424044422), we get a palindrome (44646466464644).

The spelling of 22444042420222 in words is "twenty-two trillion, four hundred forty-four billion, forty-two million, four hundred twenty thousand, two hundred twenty-two".