2020203042 has 64 divisors (see below), whose sum is σ = 4769694720. Its totient is φ = 562363200.

The previous prime is 2020203023. The next prime is 2020203047. The reversal of 2020203042 is 2403020202.

It is not an unprimeable number, because it can be changed into a prime (2020203047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175459 + ... + 186617.

It is an arithmetic number, because the mean of its divisors is an integer number (74526480).

Almost surely, 2^2020203042 is an apocalyptic number.

2020203042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020203042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2384847360).

2020203042 is an abundant number, since it is smaller than the sum of its proper divisors (2749491678).

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

2020203042 is a wasteful number, since it uses less digits than its factorization.

2020203042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11399.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2020203042 is about 44946.6688643330. The cubic root of 2020203042 is about 1264.1492176994.

Adding to 2020203042 its reverse (2403020202), we get a palindrome (4423223244).

The spelling of 2020203042 in words is "two billion, twenty million, two hundred three thousand, forty-two".