203031234324 has 18 divisors (see below), whose sum is σ = 513217842410. Its totient is φ = 67677078096.

The previous prime is 203031234317. The next prime is 203031234337. The reversal of 203031234324 is 423432130302.

203031234324 is a `hidden beast` number, since 2 + 0 + 3 + 0 + 312 + 343 + 2 + 4 = 666.

203031234324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 123432768900 + 79598465424 = 351330^2 + 282132^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×203031234324² (a number of 23 digits) contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 2819878219 + ... + 2819878290.

Almost surely, 2^203031234324 is an apocalyptic number.

It is an amenable number.

203031234324 is an abundant number, since it is smaller than the sum of its proper divisors (310186608086).

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

203031234324 is a wasteful number, since it uses less digits than its factorization.

203031234324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5639756519 (or 5639756514 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 203031234324 its reverse (423432130302), we get a palindrome (626463364626).

The spelling of 203031234324 in words is "two hundred three billion, thirty-one million, two hundred thirty-four thousand, three hundred twenty-four".