203031320210012 has 48 divisors (see below), whose sum is σ = 414735751523520. Its totient is φ = 85162927329792.

The previous prime is 203031320209957. The next prime is 203031320210063. The reversal of 203031320210012 is 210012023130302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166646783 + ... + 167860694.

It is an arithmetic number, because the mean of its divisors is an integer number (8640328156740).

Almost surely, 2^{203031320210012} is an apocalyptic number.

It is an amenable number.

203031320210012 is an abundant number, since it is smaller than the sum of its proper divisors (211704431313508).

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

203031320210012 is a wasteful number, since it uses less digits than its factorization.

203031320210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334507950 (or 334507948 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 203031320210012 its reverse (210012023130302), we get a palindrome (413043343340314).

The spelling of 203031320210012 in words is "two hundred three trillion, thirty-one billion, three hundred twenty million, two hundred ten thousand, twelve".