22424220404222 has 32 divisors (see below), whose sum is σ = 43577432371200. Its totient is φ = 8404219097568.

The previous prime is 22424220404207. The next prime is 22424220404227. The reversal of 22424220404222 is 22240402242422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22424220404227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3242365022 + ... + 3242371937.

It is an arithmetic number, because the mean of its divisors is an integer number (1361794761600).

Almost surely, 2^{22424220404222} is an apocalyptic number.

22424220404222 is a deficient number, since it is larger than the sum of its proper divisors (21153211966978).

22424220404222 is a wasteful number, since it uses less digits than its factorization.

22424220404222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6484737000.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22424220404222 its reverse (22240402242422), we get a palindrome (44664622646644).

The spelling of 22424220404222 in words is "twenty-two trillion, four hundred twenty-four billion, two hundred twenty million, four hundred four thousand, two hundred twenty-two".