202422004400 has 120 divisors (see below), whose sum is σ = 606319716864. Its totient is φ = 63092563200.

The previous prime is 202422004373. The next prime is 202422004403. The reversal of 202422004400 is 4400224202.

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

It is not an unprimeable number, because it can be changed into a prime (202422004403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3255272 + ... + 3316871.

Almost surely, 2^202422004400 is an apocalyptic number.

202422004400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202422004400 is an abundant number, since it is smaller than the sum of its proper divisors (403897712464).

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

202422004400 is a wasteful number, since it uses less digits than its factorization.

202422004400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6572179 (or 6572168 counting only the distinct ones).

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

Adding to 202422004400 its reverse (4400224202), we get a palindrome (206822228602).

The spelling of 202422004400 in words is "two hundred two billion, four hundred twenty-two million, four thousand, four hundred".