20104441123 has 8 divisors (see below), whose sum is σ = 21712275648. Its totient is φ = 18505369344.

The previous prime is 20104441121. The next prime is 20104441127. The reversal of 20104441123 is 32114440102.

It is a happy number.

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 20104441123 - 2¹ = 20104441121 is a prime.

It is a super-2 number, since 2×20104441123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20104441094 and 20104441103.

It is not an unprimeable number, because it can be changed into a prime (20104441121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2185915 + ... + 2195092.

It is an arithmetic number, because the mean of its divisors is an integer number (2714034456).

Almost surely, 2^20104441123 is an apocalyptic number.

20104441123 is a deficient number, since it is larger than the sum of its proper divisors (1607834525).

20104441123 is a wasteful number, since it uses less digits than its factorization.

20104441123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381373.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20104441123 its reverse (32114440102), we get a palindrome (52218881225).

The spelling of 20104441123 in words is "twenty billion, one hundred four million, four hundred forty-one thousand, one hundred twenty-three".