222232112430 has 128 divisors (see below), whose sum is σ = 564899512320. Its totient is φ = 55796688000.

The previous prime is 222232112353. The next prime is 222232112441. The reversal of 222232112430 is 34211232222.

It is a super-2 number, since 2×222232112430² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222232112430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 97170747 + ... + 97173033.

It is an arithmetic number, because the mean of its divisors is an integer number (4413277440).

Almost surely, 2^222232112430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222232112430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282449756160).

222232112430 is an abundant number, since it is smaller than the sum of its proper divisors (342667399890).

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

222232112430 is a wasteful number, since it uses less digits than its factorization.

222232112430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 222232112430 its reverse (34211232222), we get a palindrome (256443344652).

The spelling of 222232112430 in words is "two hundred twenty-two billion, two hundred thirty-two million, one hundred twelve thousand, four hundred thirty".