122222203222200 has 192 divisors, whose sum is σ = 392304923244000. Its totient is φ = 31440527677440.

The previous prime is 122222203222139. The next prime is 122222203222211. The reversal of 122222203222200 is 2222302222221.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 16291546 + ... + 22580054.

Almost surely, 2^{122222203222200} is an apocalyptic number.

122222203222200 is a gapful number since it is divisible by the number (10) 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 122222203222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196152461622000).

122222203222200 is an abundant number, since it is smaller than the sum of its proper divisors (270082720021800).

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

122222203222200 is a wasteful number, since it uses less digits than its factorization.

122222203222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6289674 (or 6289665 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 122222203222200 its reverse (2222302222221), we get a palindrome (124444505444421).

The spelling of 122222203222200 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred three million, two hundred twenty-two thousand, two hundred".