42101330112 has 84 divisors (see below), whose sum is σ = 120880342440. Its totient is φ = 14009997312.

The previous prime is 42101330027. The next prime is 42101330137. The reversal of 42101330112 is 21103310124.

42101330112 is a `hidden beast` number, since 421 + 0 + 133 + 0 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 279939 + ... + 403197.

Almost surely, 2^42101330112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42101330112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60440171220).

42101330112 is an abundant number, since it is smaller than the sum of its proper divisors (78779012328).

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

42101330112 is a wasteful number, since it uses less digits than its factorization.

42101330112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123870 (or 123857 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 42101330112 its reverse (21103310124), we get a palindrome (63204640236).

The spelling of 42101330112 in words is "forty-two billion, one hundred one million, three hundred thirty thousand, one hundred twelve".