104121304205 has 8 divisors (see below), whose sum is σ = 127993018104. Its totient is φ = 81265408000.

The previous prime is 104121304201. The next prime is 104121304279. The reversal of 104121304205 is 502403121401.

It can be written as a sum of positive squares in 4 ways, for example, as 212521 + 104121091684 = 461^2 + 322678^2 .

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

It is not a de Polignac number, because 104121304205 - 2² = 104121304201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104121304201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253954196 + ... + 253954605.

It is an arithmetic number, because the mean of its divisors is an integer number (15999127263).

Almost surely, 2^104121304205 is an apocalyptic number.

It is an amenable number.

104121304205 is a deficient number, since it is larger than the sum of its proper divisors (23871713899).

104121304205 is an equidigital number, since it uses as much as digits as its factorization.

104121304205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507908847.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 104121304205 its reverse (502403121401), we get a palindrome (606524425606).

The spelling of 104121304205 in words is "one hundred four billion, one hundred twenty-one million, three hundred four thousand, two hundred five".