104105115312 has 80 divisors (see below), whose sum is σ = 293837407488. Its totient is φ = 31498589440.

The previous prime is 104105115271. The next prime is 104105115313. The reversal of 104105115312 is 213511501401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (104105115313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193813 + ... + 495755.

Almost surely, 2^104105115312 is an apocalyptic number.

104105115312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104105115312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146918703744).

104105115312 is an abundant number, since it is smaller than the sum of its proper divisors (189732292176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104105115312 is a wasteful number, since it uses less digits than its factorization.

104105115312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302618 (or 302612 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 104105115312 its reverse (213511501401), we get a palindrome (317616616713).

The spelling of 104105115312 in words is "one hundred four billion, one hundred five million, one hundred fifteen thousand, three hundred twelve".