202440204200 has 48 divisors (see below), whose sum is σ = 506879133180. Its totient is φ = 74747151360.

The previous prime is 202440204181. The next prime is 202440204217. The reversal of 202440204200 is 2402044202.

202440204200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 40516053796 + 161924150404 = 201286^2 + 402398^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38928209 + ... + 38933408.

Almost surely, 2^202440204200 is an apocalyptic number.

202440204200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202440204200 is an abundant number, since it is smaller than the sum of its proper divisors (304438928980).

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

202440204200 is a wasteful number, since it uses less digits than its factorization.

202440204200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77861646 (or 77861637 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 202440204200 its reverse (2402044202), we get a palindrome (204842248402).

The spelling of 202440204200 in words is "two hundred two billion, four hundred forty million, two hundred four thousand, two hundred".