203230312424 has 8 divisors (see below), whose sum is σ = 381056835810. Its totient is φ = 101615156208.

The previous prime is 203230312421. The next prime is 203230312433. The reversal of 203230312424 is 424213032302.

It can be written as a sum of positive squares in only one way, i.e., 133211860324 + 70018452100 = 364982^2 + 264610^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 203230312393 and 203230312402.

It is not an unprimeable number, because it can be changed into a prime (203230312421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12701894519 + ... + 12701894534.

Almost surely, 2^203230312424 is an apocalyptic number.

It is an amenable number.

203230312424 is a deficient number, since it is larger than the sum of its proper divisors (177826523386).

203230312424 is a wasteful number, since it uses less digits than its factorization.

203230312424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25403789059 (or 25403789055 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 203230312424 its reverse (424213032302), we get a palindrome (627443344726).

The spelling of 203230312424 in words is "two hundred three billion, two hundred thirty million, three hundred twelve thousand, four hundred twenty-four".