222212101111000 has 768 divisors, whose sum is σ = 716044499089920. Its totient is φ = 63444850560000.

The previous prime is 222212101110959. The next prime is 222212101111009. The reversal of 222212101111000 is 111101212222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212101111009) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 917795959 + ... + 918038041.

It is an arithmetic number, because the mean of its divisors is an integer number (932349608190).

Almost surely, 2^{222212101111000} is an apocalyptic number.

222212101111000 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 222212101111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358022249544960).

222212101111000 is an abundant number, since it is smaller than the sum of its proper divisors (493832397978920).

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

222212101111000 is a wasteful number, since it uses less digits than its factorization.

222212101111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242273 (or 242252 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 222212101111000 its reverse (111101212222), we get a palindrome (222323202323222).

The spelling of 222212101111000 in words is "two hundred twenty-two trillion, two hundred twelve billion, one hundred one million, one hundred eleven thousand".