4042340201020 has 48 divisors (see below), whose sum is σ = 9327257251200. Its totient is φ = 1459366758720.

The previous prime is 4042340201017. The next prime is 4042340201041. The reversal of 4042340201020 is 201020432404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 4042340200982 and 4042340201000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66063930 + ... + 66125089.

It is an arithmetic number, because the mean of its divisors is an integer number (194317859400).

Almost surely, 2^{4042340201020} is an apocalyptic number.

It is an amenable number.

4042340201020 is an abundant number, since it is smaller than the sum of its proper divisors (5284917050180).

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

4042340201020 is a wasteful number, since it uses less digits than its factorization.

4042340201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132189178 (or 132189176 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 4042340201020 its reverse (201020432404), we get a palindrome (4243360633424).

The spelling of 4042340201020 in words is "four trillion, forty-two billion, three hundred forty million, two hundred one thousand, twenty".