223144442213 has 128 divisors (see below), whose sum is σ = 303987548160. Its totient is φ = 158630400000.

The previous prime is 223144442207. The next prime is 223144442243. The reversal of 223144442213 is 312244441322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 223144442213 - 2¹⁰ = 223144441189 is a prime.

It is a super-3 number, since 3×223144442213³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223144442213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223144442243) 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 127 ways as a sum of consecutive naturals, for example, 1477777688 + ... + 1477777838.

It is an arithmetic number, because the mean of its divisors is an integer number (2374902720).

Almost surely, 2^223144442213 is an apocalyptic number.

It is an amenable number.

223144442213 is a deficient number, since it is larger than the sum of its proper divisors (80843105947).

223144442213 is a wasteful number, since it uses less digits than its factorization.

223144442213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499.

The product of its digits is 36864, while the sum is 32.

Adding to 223144442213 its reverse (312244441322), we get a palindrome (535388883535).

It can be divided in two parts, 2231 and 44442213, that added together give a palindrome (44444444).

The spelling of 223144442213 in words is "two hundred twenty-three billion, one hundred forty-four million, four hundred forty-two thousand, two hundred thirteen".