203024203402020 has 1536 divisors, whose sum is σ = 808700239872000. Its totient is φ = 36651012710400.

The previous prime is 203024203402003. The next prime is 203024203402081. The reversal of 203024203402020 is 20204302420302.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 131067916206 + ... + 131067917754.

It is an arithmetic number, because the mean of its divisors is an integer number (526497552000).

Almost surely, 2^{203024203402020} is an apocalyptic number.

203024203402020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203024203402020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404350119936000).

203024203402020 is an abundant number, since it is smaller than the sum of its proper divisors (605676036469980).

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

203024203402020 is a wasteful number, since it uses less digits than its factorization.

203024203402020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289 (or 2287 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 203024203402020 its reverse (20204302420302), we get a palindrome (223228505822322).

The spelling of 203024203402020 in words is "two hundred three trillion, twenty-four billion, two hundred three million, four hundred two thousand, twenty".