203233121232 has 160 divisors (see below), whose sum is σ = 542743893120. Its totient is φ = 65505024000.

The previous prime is 203233121213. The next prime is 203233121243. The reversal of 203233121232 is 232121332302.

203233121232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41806482 + ... + 41811342.

It is an arithmetic number, because the mean of its divisors is an integer number (3392149332).

Almost surely, 2^203233121232 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 203233121232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271371946560).

203233121232 is an abundant number, since it is smaller than the sum of its proper divisors (339510771888).

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

203233121232 is a wasteful number, since it uses less digits than its factorization.

203233121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5173 (or 5167 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 203233121232 its reverse (232121332302), we get a palindrome (435354453534).

The spelling of 203233121232 in words is "two hundred three billion, two hundred thirty-three million, one hundred twenty-one thousand, two hundred thirty-two".