222122230000 has 200 divisors, whose sum is σ = 592507474416. Its totient is φ = 79968000000.

The previous prime is 222122229941. The next prime is 222122230063. The reversal of 222122230000 is 32221222.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (16).

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 39 ways as a sum of consecutive naturals, for example, 11100004 + ... + 11119996.

Almost surely, 2^222122230000 is an apocalyptic number.

222122230000 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 222122230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296253737208).

222122230000 is an abundant number, since it is smaller than the sum of its proper divisors (370385244416).

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

222122230000 is a wasteful number, since it uses less digits than its factorization.

222122230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20133 (or 20112 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 222122230000 its reverse (32221222), we get a palindrome (222154451222).

The spelling of 222122230000 in words is "two hundred twenty-two billion, one hundred twenty-two million, two hundred thirty thousand".