104143122012 has 48 divisors (see below), whose sum is σ = 256447900800. Its totient is φ = 32802730560.

The previous prime is 104143122007. The next prime is 104143122043. The reversal of 104143122012 is 210221341401.

It is a self number, because there is not a number n which added to its sum of digits gives 104143122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498414 + ... + 675797.

It is an arithmetic number, because the mean of its divisors is an integer number (5342664600).

Almost surely, 2^104143122012 is an apocalyptic number.

104143122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104143122012 is an abundant number, since it is smaller than the sum of its proper divisors (152304778788).

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

104143122012 is a wasteful number, since it uses less digits than its factorization.

104143122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174626 (or 1174624 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 104143122012 its reverse (210221341401), we get a palindrome (314364463413).

The spelling of 104143122012 in words is "one hundred four billion, one hundred forty-three million, one hundred twenty-two thousand, twelve".