104431042321012 has 24 divisors (see below), whose sum is σ = 199368638632800. Its totient is φ = 47468587716960.

The previous prime is 104431042320971. The next prime is 104431042321031. The reversal of 104431042321012 is 210123240134401.

It is a happy number.

It is a congruent number.

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, 42147739 + ... + 44556637.

It is an arithmetic number, because the mean of its divisors is an integer number (8307026609700).

Almost surely, 2^{104431042321012} is an apocalyptic number.

It is an amenable number.

104431042321012 is a deficient number, since it is larger than the sum of its proper divisors (94937596311788).

104431042321012 is a wasteful number, since it uses less digits than its factorization.

104431042321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394191 (or 3394189 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 104431042321012 its reverse (210123240134401), we get a palindrome (314554282455413).

The spelling of 104431042321012 in words is "one hundred four trillion, four hundred thirty-one billion, forty-two million, three hundred twenty-one thousand, twelve".