222101324122 has 4 divisors (see below), whose sum is σ = 333151986186. Its totient is φ = 111050662060.

The previous prime is 222101324099. The next prime is 222101324129. The reversal of 222101324122 is 221423101222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 183810270361 + 38291053761 = 428731^2 + 195681^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222101324093 and 222101324102.

It is not an unprimeable number, because it can be changed into a prime (222101324129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55525331029 + ... + 55525331032.

Almost surely, 2^222101324122 is an apocalyptic number.

222101324122 is a deficient number, since it is larger than the sum of its proper divisors (111050662064).

222101324122 is a wasteful number, since it uses less digits than its factorization.

222101324122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111050662063.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 222101324122 its reverse (221423101222), we get a palindrome (443524425344).

The spelling of 222101324122 in words is "two hundred twenty-two billion, one hundred one million, three hundred twenty-four thousand, one hundred twenty-two".