42113012320 has 48 divisors (see below), whose sum is σ = 99573410160. Its totient is φ = 16831419904.

The previous prime is 42113012317. The next prime is 42113012321. The reversal of 42113012320 is 2321031124.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42113012321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89559 + ... + 303721.

It is an arithmetic number, because the mean of its divisors is an integer number (2074446045).

Almost surely, 2^42113012320 is an apocalyptic number.

42113012320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42113012320 is an abundant number, since it is smaller than the sum of its proper divisors (57460397840).

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

42113012320 is a wasteful number, since it uses less digits than its factorization.

42113012320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215407 (or 215399 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 42113012320 its reverse (2321031124), we get a palindrome (44434043444).

The spelling of 42113012320 in words is "forty-two billion, one hundred thirteen million, twelve thousand, three hundred twenty".