104121304215 has 16 divisors (see below), whose sum is σ = 166643941248. Its totient is φ = 55514744096.

The previous prime is 104121304201. The next prime is 104121304279. The reversal of 104121304215 is 512403121401.

It is a cyclic number.

It is not a de Polignac number, because 104121304215 - 2⁷ = 104121304087 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 986757 + ... + 1087166.

It is an arithmetic number, because the mean of its divisors is an integer number (10415246328).

Almost surely, 2^104121304215 is an apocalyptic number.

104121304215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104121304215 is a deficient number, since it is larger than the sum of its proper divisors (62522637033).

104121304215 is a wasteful number, since it uses less digits than its factorization.

104121304215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077278.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 104121304215 its reverse (512403121401), we get a palindrome (616524425616).

The spelling of 104121304215 in words is "one hundred four billion, one hundred twenty-one million, three hundred four thousand, two hundred fifteen".