20104244333 has 4 divisors (see below), whose sum is σ = 20250990780. Its totient is φ = 19957497888.

The previous prime is 20104244309. The next prime is 20104244339. The reversal of 20104244333 is 33344240102.

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 4903080484 + 15201163849 = 70022^2 + 123293^2 .

It is a cyclic number.

It is not a de Polignac number, because 20104244333 - 2⁸ = 20104244077 is a prime.

It is a super-2 number, since 2×20104244333² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20104244339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73373018 + ... + 73373291.

It is an arithmetic number, because the mean of its divisors is an integer number (5062747695).

Almost surely, 2^20104244333 is an apocalyptic number.

It is an amenable number.

20104244333 is a deficient number, since it is larger than the sum of its proper divisors (146746447).

20104244333 is a wasteful number, since it uses less digits than its factorization.

20104244333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146746446.

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

Adding to 20104244333 its reverse (33344240102), we get a palindrome (53448484435).

The spelling of 20104244333 in words is "twenty billion, one hundred four million, two hundred forty-four thousand, three hundred thirty-three".