223122230201 has 4 divisors (see below), whose sum is σ = 240285478692. Its totient is φ = 205958981712.

The previous prime is 223122230197. The next prime is 223122230251. The reversal of 223122230201 is 102032221322.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 134303925625 + 88818304576 = 366475^2 + 298024^2 .

It is a cyclic number.

It is not a de Polignac number, because 223122230201 - 2² = 223122230197 is a prime.

It is a super-3 number, since 3×223122230201³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223122230251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8581624226 + ... + 8581624251.

It is an arithmetic number, because the mean of its divisors is an integer number (60071369673).

Almost surely, 2^223122230201 is an apocalyptic number.

It is an amenable number.

223122230201 is a deficient number, since it is larger than the sum of its proper divisors (17163248491).

223122230201 is a wasteful number, since it uses less digits than its factorization.

223122230201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17163248490.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 223122230201 its reverse (102032221322), we get a palindrome (325154451523).

The spelling of 223122230201 in words is "two hundred twenty-three billion, one hundred twenty-two million, two hundred thirty thousand, two hundred one".