104104221123 has 16 divisors (see below), whose sum is σ = 158640560640. Its totient is φ = 59486042496.

The previous prime is 104104221119. The next prime is 104104221139. The reversal of 104104221123 is 321122401401.

It is not a de Polignac number, because 104104221123 - 2² = 104104221119 is a prime.

It is a super-2 number, since 2×104104221123² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 104104221123.

It is not an unprimeable number, because it can be changed into a prime (104104225123) 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 15 ways as a sum of consecutive naturals, for example, 687538 + ... + 825176.

It is an arithmetic number, because the mean of its divisors is an integer number (9915035040).

Almost surely, 2^104104221123 is an apocalyptic number.

104104221123 is a deficient number, since it is larger than the sum of its proper divisors (54536339517).

104104221123 is a wasteful number, since it uses less digits than its factorization.

104104221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173666.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 104104221123 its reverse (321122401401), we get a palindrome (425226622524).

The spelling of 104104221123 in words is "one hundred four billion, one hundred four million, two hundred twenty-one thousand, one hundred twenty-three".