122222211102000 has 480 divisors, whose sum is σ = 437542875267264. Its totient is φ = 31788218880000.

The previous prime is 122222211101929. The next prime is 122222211102049. The reversal of 122222211102000 is 201112222221.

It is a happy number.

122222211102000 is a `hidden beast` number, since 1 + 22 + 222 + 211 + 10 + 200 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 121304292 + ... + 122307708.

Almost surely, 2^{122222211102000} is an apocalyptic number.

122222211102000 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 122222211102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218771437633632).

122222211102000 is an abundant number, since it is smaller than the sum of its proper divisors (315320664165264).

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

122222211102000 is a wasteful number, since it uses less digits than its factorization.

122222211102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003614 (or 1003595 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122222211102000 its reverse (201112222221), we get a palindrome (122423323324221).

The spelling of 122222211102000 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred eleven million, one hundred two thousand".