223123322201 has 4 divisors (see below), whose sum is σ = 240286654692. Its totient is φ = 205959989712.

The previous prime is 223123322137. The next prime is 223123322221. The reversal of 223123322201 is 102223321322.

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 83209171600 + 139914150601 = 288460^2 + 374051^2 .

It is a cyclic number.

It is not a de Polignac number, because 223123322201 - 2⁶ = 223123322137 is a prime.

It is a super-3 number, since 3×223123322201³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223123322221) 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, 8581666226 + ... + 8581666251.

It is an arithmetic number, because the mean of its divisors is an integer number (60071663673).

Almost surely, 2^223123322201 is an apocalyptic number.

It is an amenable number.

223123322201 is a deficient number, since it is larger than the sum of its proper divisors (17163332491).

223123322201 is a wasteful number, since it uses less digits than its factorization.

223123322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17163332490.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 223123322201 its reverse (102223321322), we get a palindrome (325346643523).

The spelling of 223123322201 in words is "two hundred twenty-three billion, one hundred twenty-three million, three hundred twenty-two thousand, two hundred one".