20441223233 has 8 divisors (see below), whose sum is σ = 20596612608. Its totient is φ = 20285923744.

The previous prime is 20441223199. The next prime is 20441223239. The reversal of 20441223233 is 33232214402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20441223233 - 2¹⁰ = 20441222209 is a prime.

It is a super-2 number, since 2×20441223233² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20441223239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475760 + ... + 516942.

It is an arithmetic number, because the mean of its divisors is an integer number (2574576576).

Almost surely, 2^20441223233 is an apocalyptic number.

It is an amenable number.

20441223233 is a deficient number, since it is larger than the sum of its proper divisors (155389375).

20441223233 is a wasteful number, since it uses less digits than its factorization.

20441223233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44943.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 20441223233 its reverse (33232214402), we get a palindrome (53673437635).

The spelling of 20441223233 in words is "twenty billion, four hundred forty-one million, two hundred twenty-three thousand, two hundred thirty-three".