104165112312 has 96 divisors (see below), whose sum is σ = 287555233680. Its totient is φ = 34055239680.

The previous prime is 104165112307. The next prime is 104165112313. The reversal of 104165112312 is 213211561401.

104165112312 is a `hidden beast` number, since 1 + 0 + 4 + 1 + 651 + 1 + 2 + 3 + 1 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104165112313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1516783 + ... + 1583969.

Almost surely, 2^104165112312 is an apocalyptic number.

104165112312 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 104165112312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143777616840).

104165112312 is an abundant number, since it is smaller than the sum of its proper divisors (183390121368).

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

104165112312 is a wasteful number, since it uses less digits than its factorization.

104165112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67613 (or 67606 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 104165112312 its reverse (213211561401), we get a palindrome (317376673713).

The spelling of 104165112312 in words is "one hundred four billion, one hundred sixty-five million, one hundred twelve thousand, three hundred twelve".