203230016 has 28 divisors (see below), whose sum is σ = 439948320. Its totient is φ = 92376960.

The previous prime is 203230007. The next prime is 203230039. The reversal of 203230016 is 610032302.

It is a junction number, because it is equal to n+sod(n) for n = 203229976 and 203230003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143636 + ... + 145043.

It is an arithmetic number, because the mean of its divisors is an integer number (15712440).

Almost surely, 2^203230016 is an apocalyptic number.

It is an amenable number.

203230016 is an abundant number, since it is smaller than the sum of its proper divisors (236718304).

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

203230016 is a wasteful number, since it uses less digits than its factorization.

203230016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288702 (or 288692 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 203230016 is about 14255.8765426753. The cubic root of 203230016 is about 587.9349581750.

Adding to 203230016 its reverse (610032302), we get a palindrome (813262318).

The spelling of 203230016 in words is "two hundred three million, two hundred thirty thousand, sixteen".