222420321032224 has 48 divisors (see below), whose sum is σ = 500450202318528. Its totient is φ = 95322141395712.

The previous prime is 222420321032209. The next prime is 222420321032227. The reversal of 222420321032224 is 422230123024222.

It is not an unprimeable number, because it can be changed into a prime (222420321032227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20957062 + ... + 29732794.

It is an arithmetic number, because the mean of its divisors is an integer number (10426045881636).

Almost surely, 2^{222420321032224} is an apocalyptic number.

It is an amenable number.

222420321032224 is an abundant number, since it is smaller than the sum of its proper divisors (278029881286304).

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

222420321032224 is a wasteful number, since it uses less digits than its factorization.

222420321032224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8888897 (or 8888889 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 222420321032224 its reverse (422230123024222), we get a palindrome (644650444056446).

The spelling of 222420321032224 in words is "two hundred twenty-two trillion, four hundred twenty billion, three hundred twenty-one million, thirty-two thousand, two hundred twenty-four".