203230012272 has 40 divisors (see below), whose sum is σ = 600012418176. Its totient is φ = 58065717696.

The previous prime is 203230012199. The next prime is 203230012273. The reversal of 203230012272 is 272210032302.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203230012273) 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, 302425278 + ... + 302425949.

Almost surely, 2^203230012272 is an apocalyptic number.

It is an amenable number.

203230012272 is an abundant number, since it is smaller than the sum of its proper divisors (396782405904).

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

203230012272 is a wasteful number, since it uses less digits than its factorization.

203230012272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604851245 (or 604851239 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

Adding to 203230012272 its reverse (272210032302), we get a palindrome (475440044574).

The spelling of 203230012272 in words is "two hundred three billion, two hundred thirty million, twelve thousand, two hundred seventy-two".