42124330120 has 32 divisors (see below), whose sum is σ = 95844691800. Its totient is φ = 16660407808.

The previous prime is 42124330117. The next prime is 42124330147. The reversal of 42124330120 is 2103342124.

It can be written as a sum of positive squares in 4 ways, for example, as 18725732964 + 23398597156 = 136842^2 + 152966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42124330091 and 42124330100.

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, 5912779 + ... + 5919898.

Almost surely, 2^42124330120 is an apocalyptic number.

42124330120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42124330120 is an abundant number, since it is smaller than the sum of its proper divisors (53720361680).

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

42124330120 is a wasteful number, since it uses less digits than its factorization.

42124330120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11832777 (or 11832773 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 42124330120 its reverse (2103342124), we get a palindrome (44227672244).

The spelling of 42124330120 in words is "forty-two billion, one hundred twenty-four million, three hundred thirty thousand, one hundred twenty".