104143121994 has 16 divisors (see below), whose sum is σ = 208293127200. Its totient is φ = 34713226800.

The previous prime is 104143121981. The next prime is 104143122007. The reversal of 104143121994 is 499121341401.

It is an interprime number because it is at equal distance from previous prime (104143121981) and next prime (104143122007).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78469 + ... + 463080.

It is an arithmetic number, because the mean of its divisors is an integer number (13018320450).

Almost surely, 2^104143121994 is an apocalyptic number.

104143121994 is an abundant number, since it is smaller than the sum of its proper divisors (104150005206).

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

104143121994 is a wasteful number, since it uses less digits than its factorization.

104143121994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573605.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 104143121994 in words is "one hundred four billion, one hundred forty-three million, one hundred twenty-one thousand, nine hundred ninety-four".