222212223000 has 384 divisors, whose sum is σ = 786970753920. Its totient is φ = 56446156800.

The previous prime is 222212222959. The next prime is 222212223007. The reversal of 222212223000 is 322212222.

222212223000 is a `hidden beast` number, since 222 + 212 + 2 + 230 + 0 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212223007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 53196912 + ... + 53201088.

It is an arithmetic number, because the mean of its divisors is an integer number (2049403005).

Almost surely, 2^222212223000 is an apocalyptic number.

222212223000 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 222212223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393485376960).

222212223000 is an abundant number, since it is smaller than the sum of its proper divisors (564758530920).

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

222212223000 is a wasteful number, since it uses less digits than its factorization.

222212223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4484 (or 4467 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 222212223000 its reverse (322212222), we get a palindrome (222534435222).

The spelling of 222212223000 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twenty-three thousand".