203341003400 has 48 divisors (see below), whose sum is σ = 476376809040. Its totient is φ = 80715502400.

The previous prime is 203341003399. The next prime is 203341003409. The reversal of 203341003400 is 4300143302.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (203341003409) 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 11 ways as a sum of consecutive naturals, for example, 3854354 + ... + 3906753.

It is an arithmetic number, because the mean of its divisors is an integer number (9924516855).

Almost surely, 2^203341003400 is an apocalyptic number.

203341003400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203341003400 is an abundant number, since it is smaller than the sum of its proper divisors (273035805640).

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

203341003400 is a wasteful number, since it uses less digits than its factorization.

203341003400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7761254 (or 7761245 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 203341003400 its reverse (4300143302), we get a palindrome (207641146702).

The spelling of 203341003400 in words is "two hundred three billion, three hundred forty-one million, three thousand, four hundred".