120421042112 has 84 divisors (see below), whose sum is σ = 287560009080. Its totient is φ = 49829359104.

The previous prime is 120421042111. The next prime is 120421042123. The reversal of 120421042112 is 211240124021.

120421042112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120421042111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571118 + ... + 753005.

Almost surely, 2^120421042112 is an apocalyptic number.

It is an amenable number.

120421042112 is an abundant number, since it is smaller than the sum of its proper divisors (167138966968).

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

120421042112 is a wasteful number, since it uses less digits than its factorization.

120421042112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324178 (or 1324161 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 120421042112 its reverse (211240124021), we get a palindrome (331661166133).

The spelling of 120421042112 in words is "one hundred twenty billion, four hundred twenty-one million, forty-two thousand, one hundred twelve".