104112431322221 has 16 divisors (see below), whose sum is σ = 126256896290304. Its totient is φ = 83808456931584.

The previous prime is 104112431322173. The next prime is 104112431322281. The reversal of 104112431322221 is 122223134211401.

It is a de Polignac number, because none of the positive numbers 2^k-104112431322221 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 (104112431322281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 944755250 + ... + 944865443.

It is an arithmetic number, because the mean of its divisors is an integer number (7891056018144).

Almost surely, 2^{104112431322221} is an apocalyptic number.

It is an amenable number.

104112431322221 is a deficient number, since it is larger than the sum of its proper divisors (22144464968083).

104112431322221 is a wasteful number, since it uses less digits than its factorization.

104112431322221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889621180.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 104112431322221 its reverse (122223134211401), we get a palindrome (226335565533622).

The spelling of 104112431322221 in words is "one hundred four trillion, one hundred twelve billion, four hundred thirty-one million, three hundred twenty-two thousand, two hundred twenty-one".