104412521213 has 32 divisors (see below), whose sum is σ = 142282721280. Its totient is φ = 73980941760.

The previous prime is 104412521209. The next prime is 104412521231. The reversal of 104412521213 is 312125214401.

It is a happy number.

It is not a de Polignac number, because 104412521213 - 2² = 104412521209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104412521233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 711353 + ... + 845486.

It is an arithmetic number, because the mean of its divisors is an integer number (4446335040).

Almost surely, 2^104412521213 is an apocalyptic number.

104412521213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

104412521213 is a deficient number, since it is larger than the sum of its proper divisors (37870200067).

104412521213 is a wasteful number, since it uses less digits than its factorization.

104412521213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556937.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 104412521213 its reverse (312125214401), we get a palindrome (416537735614).

The spelling of 104412521213 in words is "one hundred four billion, four hundred twelve million, five hundred twenty-one thousand, two hundred thirteen".