203441211640 has 16 divisors (see below), whose sum is σ = 457742726280. Its totient is φ = 81376484640.

The previous prime is 203441211613. The next prime is 203441211647. The reversal of 203441211640 is 46112144302.

203441211640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 203441211599 and 203441211608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203441211647) 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 3 ways as a sum of consecutive naturals, for example, 2543015106 + ... + 2543015185.

Almost surely, 2^203441211640 is an apocalyptic number.

203441211640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203441211640 is an abundant number, since it is smaller than the sum of its proper divisors (254301514640).

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

203441211640 is a wasteful number, since it uses less digits than its factorization.

203441211640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5086030302 (or 5086030298 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 203441211640 its reverse (46112144302), we get a palindrome (249553355942).

The spelling of 203441211640 in words is "two hundred three billion, four hundred forty-one million, two hundred eleven thousand, six hundred forty".