203341211340 has 192 divisors, whose sum is σ = 597916408320. Its totient is φ = 51575408640.

The previous prime is 203341211309. The next prime is 203341211347. The reversal of 203341211340 is 43112143302.

It is a happy number.

203341211340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 203341211340.

It is not an unprimeable number, because it can be changed into a prime (203341211347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 69707562 + ... + 69710478.

It is an arithmetic number, because the mean of its divisors is an integer number (3114147960).

Almost surely, 2^203341211340 is an apocalyptic number.

203341211340 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 203341211340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298958204160).

203341211340 is an abundant number, since it is smaller than the sum of its proper divisors (394575196980).

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

203341211340 is a wasteful number, since it uses less digits than its factorization.

203341211340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 203341211340 its reverse (43112143302), we get a palindrome (246453354642).

The spelling of 203341211340 in words is "two hundred three billion, three hundred forty-one million, two hundred eleven thousand, three hundred forty".