222241400000 has 168 divisors, whose sum is σ = 555319582272. Its totient is φ = 88236800000.

The previous prime is 222241399969. The next prime is 222241400009. The reversal of 222241400000 is 4142222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (222241400009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27395945 + ... + 27404055.

It is an arithmetic number, because the mean of its divisors is an integer number (3305473704).

Almost surely, 2^222241400000 is an apocalyptic number.

222241400000 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 222241400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277659791136).

222241400000 is an abundant number, since it is smaller than the sum of its proper divisors (333078182272).

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

222241400000 is an frugal number, since it uses more digits than its factorization.

222241400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285 (or 8255 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222241400000 its reverse (4142222), we get a palindrome (222245542222).

The spelling of 222241400000 in words is "two hundred twenty-two billion, two hundred forty-one million, four hundred thousand".