202020240112 has 20 divisors (see below), whose sum is σ = 414438581376. Its totient is φ = 95068348160.

The previous prime is 202020240067. The next prime is 202020240113. The reversal of 202020240112 is 211042020202.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202020240113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371360464 + ... + 371361007.

Almost surely, 2^202020240112 is an apocalyptic number.

It is an amenable number.

202020240112 is an abundant number, since it is smaller than the sum of its proper divisors (212418341264).

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

202020240112 is a wasteful number, since it uses less digits than its factorization.

202020240112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742721496 (or 742721490 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202020240112 its reverse (211042020202), we get a palindrome (413062260314).

The spelling of 202020240112 in words is "two hundred two billion, twenty million, two hundred forty thousand, one hundred twelve".