203001334340 has 96 divisors (see below), whose sum is σ = 503066640384. Its totient is φ = 67335569280.

The previous prime is 203001334339. The next prime is 203001334343. The reversal of 203001334340 is 43433100302.

It is not an unprimeable number, because it can be changed into a prime (203001334343) 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 31 ways as a sum of consecutive naturals, for example, 28479857 + ... + 28486983.

It is an arithmetic number, because the mean of its divisors is an integer number (5240277504).

Almost surely, 2^203001334340 is an apocalyptic number.

203001334340 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 203001334340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251533320192).

203001334340 is an abundant number, since it is smaller than the sum of its proper divisors (300065306044).

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

203001334340 is a wasteful number, since it uses less digits than its factorization.

203001334340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13737 (or 13735 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 203001334340 its reverse (43433100302), we get a palindrome (246434434642).

The spelling of 203001334340 in words is "two hundred three billion, one million, three hundred thirty-four thousand, three hundred forty".