203040410212 has 12 divisors (see below), whose sum is σ = 366782676736. Its totient is φ = 98245359720.

The previous prime is 203040410159. The next prime is 203040410273. The reversal of 203040410212 is 212014040302.

It is a self number, because there is not a number n which added to its sum of digits gives 203040410212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818711208 + ... + 818711455.

Almost surely, 2^203040410212 is an apocalyptic number.

It is an amenable number.

203040410212 is a deficient number, since it is larger than the sum of its proper divisors (163742266524).

203040410212 is a wasteful number, since it uses less digits than its factorization.

203040410212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637422698 (or 1637422696 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 203040410212 its reverse (212014040302), we get a palindrome (415054450514).

The spelling of 203040410212 in words is "two hundred three billion, forty million, four hundred ten thousand, two hundred twelve".