342105110020 has 48 divisors (see below), whose sum is σ = 719446186368. Its totient is φ = 136646864640.

The previous prime is 342105109981. The next prime is 342105110021. The reversal of 342105110020 is 20011501243.

It is a self number, because there is not a number n which added to its sum of digits gives 342105110020.

It is not an unprimeable number, because it can be changed into a prime (342105110021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74905777 + ... + 74910343.

It is an arithmetic number, because the mean of its divisors is an integer number (14988462216).

Almost surely, 2^342105110020 is an apocalyptic number.

It is an amenable number.

342105110020 is an abundant number, since it is smaller than the sum of its proper divisors (377341076348).

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

342105110020 is a wasteful number, since it uses less digits than its factorization.

342105110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9100 (or 9098 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 342105110020 its reverse (20011501243), we get a palindrome (362116611263).

The spelling of 342105110020 in words is "three hundred forty-two billion, one hundred five million, one hundred ten thousand, twenty".