222123225430 has 32 divisors (see below), whose sum is σ = 405496167264. Its totient is φ = 87589506816.

The previous prime is 222123225421. The next prime is 222123225451. The reversal of 222123225430 is 34522321222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447552 + ... + 1593628.

It is an arithmetic number, because the mean of its divisors is an integer number (12671755227).

Almost surely, 2^222123225430 is an apocalyptic number.

222123225430 is a deficient number, since it is larger than the sum of its proper divisors (183372941834).

222123225430 is a wasteful number, since it uses less digits than its factorization.

222123225430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148240.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 222123225430 its reverse (34522321222), we get a palindrome (256645546652).

The spelling of 222123225430 in words is "two hundred twenty-two billion, one hundred twenty-three million, two hundred twenty-five thousand, four hundred thirty".