203010282420 has 48 divisors (see below), whose sum is σ = 620104137408. Its totient is φ = 49214613760.

The previous prime is 203010282403. The next prime is 203010282421. The reversal of 203010282420 is 24282010302.

203010282420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203010282420² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203010282421) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 153795009 + ... + 153796328.

It is an arithmetic number, because the mean of its divisors is an integer number (12918836196).

Almost surely, 2^203010282420 is an apocalyptic number.

203010282420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203010282420 is an abundant number, since it is smaller than the sum of its proper divisors (417093854988).

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

203010282420 is a wasteful number, since it uses less digits than its factorization.

203010282420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307591360 (or 307591358 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 203010282420 its reverse (24282010302), we get a palindrome (227292292722).

The spelling of 203010282420 in words is "two hundred three billion, ten million, two hundred eighty-two thousand, four hundred twenty".