222232232200 has 96 divisors (see below), whose sum is σ = 564131705760. Its totient is φ = 80744345600.

The previous prime is 222232232171. The next prime is 222232232203. The reversal of 222232232200 is 2232232222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (222232232203) 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, 2635899 + ... + 2718901.

It is an arithmetic number, because the mean of its divisors is an integer number (5876371935).

Almost surely, 2^222232232200 is an apocalyptic number.

222232232200 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 222232232200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282065852880).

222232232200 is an abundant number, since it is smaller than the sum of its proper divisors (341899473560).

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

222232232200 is a wasteful number, since it uses less digits than its factorization.

222232232200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84247 (or 84238 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 222232232200 its sum of digits (22), we get a palindrome (222232232222).

Adding to 222232232200 its reverse (2232232222), we get a palindrome (224464464422).

It can be divided in two parts, 2222322 and 32200, that added together give a palindrome (2254522).

The spelling of 222232232200 in words is "two hundred twenty-two billion, two hundred thirty-two million, two hundred thirty-two thousand, two hundred".