222420334234 has 8 divisors (see below), whose sum is σ = 381292001568. Its totient is φ = 95323000380.

The previous prime is 222420334217. The next prime is 222420334237. The reversal of 222420334234 is 432433024222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 222420334196 and 222420334205.

It is not an unprimeable number, because it can be changed into a prime (222420334237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7943583352 + ... + 7943583379.

It is an arithmetic number, because the mean of its divisors is an integer number (47661500196).

Almost surely, 2^222420334234 is an apocalyptic number.

222420334234 is a deficient number, since it is larger than the sum of its proper divisors (158871667334).

222420334234 is a wasteful number, since it uses less digits than its factorization.

222420334234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15887166740.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 222420334234 its reverse (432433024222), we get a palindrome (654853358456).

The spelling of 222420334234 in words is "two hundred twenty-two billion, four hundred twenty million, three hundred thirty-four thousand, two hundred thirty-four".