222000221112000 has 896 divisors, whose sum is σ = 809043775368192. Its totient is φ = 53402443776000.

The previous prime is 222000221111969. The next prime is 222000221112001. The reversal of 222000221112000 is 211122000222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (222000221112001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1011322255 + ... + 1011541745.

It is an arithmetic number, because the mean of its divisors is an integer number (902950642152).

Almost surely, 2^{222000221112000} is an apocalyptic number.

222000221112000 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 222000221112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404521887684096).

222000221112000 is an abundant number, since it is smaller than the sum of its proper divisors (587043554256192).

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

222000221112000 is a wasteful number, since it uses less digits than its factorization.

222000221112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219642 (or 219622 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222000221112000 its reverse (211122000222), we get a palindrome (222211343112222).

The spelling of 222000221112000 in words is "two hundred twenty-two trillion, two hundred twenty-one million, one hundred twelve thousand".