22226344362222 has 192 divisors, whose sum is σ = 61535426050560. Its totient is φ = 5205062903040.

The previous prime is 22226344362197. The next prime is 22226344362289.

22226344362222 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1071097 + ... + 6752772.

It is an arithmetic number, because the mean of its divisors is an integer number (320497010680).

Almost surely, 2^{22226344362222} is an apocalyptic number.

22226344362222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22226344362222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30767713025280).

22226344362222 is an abundant number, since it is smaller than the sum of its proper divisors (39309081688338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22226344362222 is a wasteful number, since it uses less digits than its factorization.

22226344362222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7823959 (or 7823948 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 42.

It can be divided in two parts, 2222634 and 4362222, that added together give a palindrome (6584856).

The spelling of 22226344362222 in words is "twenty-two trillion, two hundred twenty-six billion, three hundred forty-four million, three hundred sixty-two thousand, two hundred twenty-two".