203112444324 has 24 divisors (see below), whose sum is σ = 475008614080. Its totient is φ = 67549922784.

The previous prime is 203112444319. The next prime is 203112444329. The reversal of 203112444324 is 423444211302.

It is an interprime number because it is at equal distance from previous prime (203112444319) and next prime (203112444329).

It is a junction number, because it is equal to n+sod(n) for n = 203112444291 and 203112444300.

It is not an unprimeable number, because it can be changed into a prime (203112444329) 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, 19272679 + ... + 19283214.

Almost surely, 2^203112444324 is an apocalyptic number.

It is an amenable number.

203112444324 is an abundant number, since it is smaller than the sum of its proper divisors (271896169756).

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

203112444324 is a wasteful number, since it uses less digits than its factorization.

203112444324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38556339 (or 38556337 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 203112444324 its reverse (423444211302), we get a palindrome (626556655626).

The spelling of 203112444324 in words is "two hundred three billion, one hundred twelve million, four hundred forty-four thousand, three hundred twenty-four".