203223104 has 56 divisors (see below), whose sum is σ = 475780608. Its totient is φ = 84280320.

The previous prime is 203223103. The next prime is 203223113. The reversal of 203223104 is 401322302.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (203223103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6572 + ... + 21204.

Almost surely, 2^203223104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203223104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237890304).

203223104 is an abundant number, since it is smaller than the sum of its proper divisors (272557504).

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

203223104 is a wasteful number, since it uses less digits than its factorization.

203223104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14683 (or 14673 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 203223104 is about 14255.6341142722. The cubic root of 203223104 is about 587.9282927349.

Adding to 203223104 its reverse (401322302), we get a palindrome (604545406).

The spelling of 203223104 in words is "two hundred three million, two hundred twenty-three thousand, one hundred four".