104212428143 has 4 divisors (see below), whose sum is σ = 104474928360. Its totient is φ = 103949927928.

The previous prime is 104212428139. The next prime is 104212428193. The reversal of 104212428143 is 341824212401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104212428143 - 2² = 104212428139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212428193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131249513 + ... + 131250306.

It is an arithmetic number, because the mean of its divisors is an integer number (26118732090).

Almost surely, 2^104212428143 is an apocalyptic number.

104212428143 is a deficient number, since it is larger than the sum of its proper divisors (262500217).

104212428143 is an equidigital number, since it uses as much as digits as its factorization.

104212428143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262500216.

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 104212428143 in words is "one hundred four billion, two hundred twelve million, four hundred twenty-eight thousand, one hundred forty-three".