222351032232 has 288 divisors, whose sum is σ = 758057227200. Its totient is φ = 60766142976.

The previous prime is 222351032227. The next prime is 222351032257. The reversal of 222351032232 is 232230153222.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 222351032196 and 222351032205.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2140144 + ... + 2241632.

It is an arithmetic number, because the mean of its divisors is an integer number (2632143150).

Almost surely, 2^222351032232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222351032232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379028613600).

222351032232 is an abundant number, since it is smaller than the sum of its proper divisors (535706194968).

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

222351032232 is a wasteful number, since it uses less digits than its factorization.

222351032232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101547 (or 101524 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 222351032232 its reverse (232230153222), we get a palindrome (454581185454).

The spelling of 222351032232 in words is "two hundred twenty-two billion, three hundred fifty-one million, thirty-two thousand, two hundred thirty-two".