42104120312 has 16 divisors (see below), whose sum is σ = 79759095360. Its totient is φ = 20835028224.

The previous prime is 42104120281. The next prime is 42104120329. The reversal of 42104120312 is 21302140124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27128168 + ... + 27129719.

It is an arithmetic number, because the mean of its divisors is an integer number (4984943460).

Almost surely, 2^42104120312 is an apocalyptic number.

It is an amenable number.

42104120312 is a deficient number, since it is larger than the sum of its proper divisors (37654975048).

42104120312 is a wasteful number, since it uses less digits than its factorization.

42104120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54257990 (or 54257986 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42104120312 its reverse (21302140124), we get a palindrome (63406260436).

The spelling of 42104120312 in words is "forty-two billion, one hundred four million, one hundred twenty thousand, three hundred twelve".