203440034212 has 24 divisors (see below), whose sum is σ = 377298232416. Its totient is φ = 95651200128.

The previous prime is 203440034141. The next prime is 203440034233. The reversal of 203440034212 is 212430044302.

It is a happy number.

203440034212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255678 + ... + 1408405.

It is an arithmetic number, because the mean of its divisors is an integer number (15720759684).

Almost surely, 2^203440034212 is an apocalyptic number.

It is an amenable number.

203440034212 is a deficient number, since it is larger than the sum of its proper divisors (173858198204).

203440034212 is a wasteful number, since it uses less digits than its factorization.

203440034212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665227 (or 2665225 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 203440034212 its reverse (212430044302), we get a palindrome (415870078514).

The spelling of 203440034212 in words is "two hundred three billion, four hundred forty million, thirty-four thousand, two hundred twelve".