222201221223 has 48 divisors (see below), whose sum is σ = 319750416000. Its totient is φ = 136873243584.

The previous prime is 222201221219. The next prime is 222201221267. The reversal of 222201221223 is 322122102222.

It is not a de Polignac number, because 222201221223 - 2² = 222201221219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222201221223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222201229223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107394433 + ... + 107396501.

It is an arithmetic number, because the mean of its divisors is an integer number (6661467000).

Almost surely, 2^222201221223 is an apocalyptic number.

222201221223 is a deficient number, since it is larger than the sum of its proper divisors (97549194777).

222201221223 is a wasteful number, since it uses less digits than its factorization.

222201221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 222201221223 its reverse (322122102222), we get a palindrome (544323323445).

The spelling of 222201221223 in words is "two hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, two hundred twenty-three".