203203013240012 has 12 divisors (see below), whose sum is σ = 355640201565936. Its totient is φ = 101591527078320.

The previous prime is 203203013239969. The next prime is 203203013240047. The reversal of 203203013240012 is 210042310302302.

It is a self number, because there is not a number n which added to its sum of digits gives 203203013240012.

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, 2494839608 + ... + 2494921055.

It is an arithmetic number, because the mean of its divisors is an integer number (29636683463828).

Almost surely, 2^{203203013240012} is an apocalyptic number.

It is an amenable number.

203203013240012 is a deficient number, since it is larger than the sum of its proper divisors (152437188325924).

203203013240012 is a wasteful number, since it uses less digits than its factorization.

203203013240012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4989770848 (or 4989770846 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 203203013240012 its reverse (210042310302302), we get a palindrome (413245323542314).

The spelling of 203203013240012 in words is "two hundred three trillion, two hundred three billion, thirteen million, two hundred forty thousand, twelve".