203413343000 has 128 divisors (see below), whose sum is σ = 544213537920. Its totient is φ = 69712473600.

The previous prime is 203413342991. The next prime is 203413343047. The reversal of 203413343000 is 343314302.

It is a super-2 number, since 2×203413343000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22766534 + ... + 22775466.

It is an arithmetic number, because the mean of its divisors is an integer number (4251668265).

Almost surely, 2^203413343000 is an apocalyptic number.

203413343000 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 203413343000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272106768960).

203413343000 is an abundant number, since it is smaller than the sum of its proper divisors (340800194920).

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

203413343000 is a wasteful number, since it uses less digits than its factorization.

203413343000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12214 (or 12200 counting only the distinct ones).

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

Adding to 203413343000 its reverse (343314302), we get a palindrome (203756657302).

The spelling of 203413343000 in words is "two hundred three billion, four hundred thirteen million, three hundred forty-three thousand".