122224130000 has 150 divisors (see below), whose sum is σ = 344231174826. Its totient is φ = 41905248000.

The previous prime is 122224129999. The next prime is 122224130029. The reversal of 122224130000 is 31422221.

It can be written as a sum of positive squares in 5 ways, for example, as 87459781696 + 34764348304 = 295736^2 + 186452^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 365282 + ... + 614718.

Almost surely, 2^122224130000 is an apocalyptic number.

122224130000 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 122224130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172115587413).

122224130000 is an abundant number, since it is smaller than the sum of its proper divisors (222007044826).

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

122224130000 is an equidigital number, since it uses as much as digits as its factorization.

122224130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249479 (or 249451 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 122224130000 its reverse (31422221), we get a palindrome (122255552221).

The spelling of 122224130000 in words is "one hundred twenty-two billion, two hundred twenty-four million, one hundred thirty thousand".