22204334233400 has 192 divisors, whose sum is σ = 57462277491360. Its totient is φ = 7911936000000.

The previous prime is 22204334233381. The next prime is 22204334233421. The reversal of 22204334233400 is 433243340222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21038300 + ... + 22068500.

Almost surely, 2^{22204334233400} is an apocalyptic number.

22204334233400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22204334233400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28731138745680).

22204334233400 is an abundant number, since it is smaller than the sum of its proper divisors (35257943257960).

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

22204334233400 is a wasteful number, since it uses less digits than its factorization.

22204334233400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030426 (or 1030417 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 22204334233400 its reverse (433243340222), we get a palindrome (22637577573622).

It can be divided in two parts, 222043 and 34233400, that added together give a palindrome (34455443).

The spelling of 22204334233400 in words is "twenty-two trillion, two hundred four billion, three hundred thirty-four million, two hundred thirty-three thousand, four hundred".