223231044433 has 2 divisors, whose sum is σ = 223231044434. Its totient is φ = 223231044432.

The previous prime is 223231044389. The next prime is 223231044451. The reversal of 223231044433 is 334440132322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211423396864 + 11807647569 = 459808^2 + 108663^2 .

It is a cyclic number.

It is not a de Polignac number, because 223231044433 - 2¹⁷ = 223230913361 is a prime.

It is a super-3 number, since 3×223231044433³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223231044395 and 223231044404.

It is not a weakly prime, because it can be changed into another prime (223231344433) 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 as a sum of consecutive naturals, namely, 111615522216 + 111615522217.

It is an arithmetic number, because the mean of its divisors is an integer number (111615522217).

Almost surely, 2^223231044433 is an apocalyptic number.

It is an amenable number.

223231044433 is a deficient number, since it is larger than the sum of its proper divisors (1).

223231044433 is an equidigital number, since it uses as much as digits as its factorization.

223231044433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 223231044433 its reverse (334440132322), we get a palindrome (557671176755).

The spelling of 223231044433 in words is "two hundred twenty-three billion, two hundred thirty-one million, forty-four thousand, four hundred thirty-three".