222320033430 has 256 divisors, whose sum is σ = 618180304896. Its totient is φ = 50641873920.

The previous prime is 222320033413. The next prime is 222320033437. The reversal of 222320033430 is 34330023222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 222320033430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222320033437) 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, 170098837 + ... + 170100143.

It is an arithmetic number, because the mean of its divisors is an integer number (2414766816).

Almost surely, 2^222320033430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222320033430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309090152448).

222320033430 is an abundant number, since it is smaller than the sum of its proper divisors (395860271466).

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

222320033430 is a wasteful number, since it uses less digits than its factorization.

222320033430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 222320033430 its reverse (34330023222), we get a palindrome (256650056652).

The spelling of 222320033430 in words is "two hundred twenty-two billion, three hundred twenty million, thirty-three thousand, four hundred thirty".