221322202220230 has 64 divisors (see below), whose sum is σ = 409660284844800. Its totient is φ = 86043550110336.

The previous prime is 221322202220129. The next prime is 221322202220239. The reversal of 221322202220230 is 32022202223122.

221322202220230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221322202220230² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221322202220195 and 221322202220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221322202220239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69495321 + ... + 72610219.

It is an arithmetic number, because the mean of its divisors is an integer number (6400941950700).

Almost surely, 2^{221322202220230} is an apocalyptic number.

221322202220230 is a deficient number, since it is larger than the sum of its proper divisors (188338082624570).

221322202220230 is a wasteful number, since it uses less digits than its factorization.

221322202220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115765.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 221322202220230 its reverse (32022202223122), we get a palindrome (253344404443352).

The spelling of 221322202220230 in words is "two hundred twenty-one trillion, three hundred twenty-two billion, two hundred two million, two hundred twenty thousand, two hundred thirty".