222401224434 has 16 divisors (see below), whose sum is σ = 444853603872. Its totient is φ = 74125215648.

The previous prime is 222401224393. The next prime is 222401224499. The reversal of 222401224434 is 434422104222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2074824 + ... + 2179379.

It is an arithmetic number, because the mean of its divisors is an integer number (27803350242).

Almost surely, 2^222401224434 is an apocalyptic number.

222401224434 is an abundant number, since it is smaller than the sum of its proper divisors (222452379438).

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

222401224434 is a wasteful number, since it uses less digits than its factorization.

222401224434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4262921.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 222401224434 its reverse (434422104222), we get a palindrome (656823328656).

The spelling of 222401224434 in words is "two hundred twenty-two billion, four hundred one million, two hundred twenty-four thousand, four hundred thirty-four".