222211112000 has 112 divisors (see below), whose sum is σ = 562015404288. Its totient is φ = 86993139200.

The previous prime is 222211111981. The next prime is 222211112003. The reversal of 222211112000 is 211112222.

It is not an unprimeable number, because it can be changed into a prime (222211112003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80507 + ... + 671493.

Almost surely, 2^222211112000 is an apocalyptic number.

222211112000 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 222211112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281007702144).

222211112000 is an abundant number, since it is smaller than the sum of its proper divisors (339804292288).

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

222211112000 is an equidigital number, since it uses as much as digits as its factorization.

222211112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591061 (or 591041 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 222211112000 its reverse (211112222), we get a palindrome (222422224222).

The spelling of 222211112000 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred twelve thousand".