203340012 has 48 divisors (see below), whose sum is σ = 496534752. Its totient is φ = 64696320.

The previous prime is 203339989. The next prime is 203340013. The reversal of 203340012 is 210043302.

It is a junction number, because it is equal to n+sod(n) for n = 203339973 and 203340000.

It is not an unprimeable number, because it can be changed into a prime (203340013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19212 + ... + 27852.

It is an arithmetic number, because the mean of its divisors is an integer number (10344474).

Almost surely, 2^203340012 is an apocalyptic number.

It is an amenable number.

203340012 is an abundant number, since it is smaller than the sum of its proper divisors (293194740).

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

203340012 is a wasteful number, since it uses less digits than its factorization.

203340012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8738 (or 8736 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 203340012 is about 14259.7339386119. The cubic root of 203340012 is about 588.0410101435.

Adding to 203340012 its reverse (210043302), we get a palindrome (413383314).

The spelling of 203340012 in words is "two hundred three million, three hundred forty thousand, twelve".