203204240103512 has 32 divisors (see below), whose sum is σ = 408628188903600. Its totient is φ = 94438514761344.

The previous prime is 203204240103511. The next prime is 203204240103589. The reversal of 203204240103512 is 215301042402302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203204240103511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12611973083 + ... + 12611989194.

Almost surely, 2^{203204240103512} is an apocalyptic number.

It is an amenable number.

203204240103512 is an abundant number, since it is smaller than the sum of its proper divisors (205423948800088).

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

203204240103512 is a wasteful number, since it uses less digits than its factorization.

203204240103512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25223962355 (or 25223962351 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 203204240103512 its reverse (215301042402302), we get a palindrome (418505282505814).

The spelling of 203204240103512 in words is "two hundred three trillion, two hundred four billion, two hundred forty million, one hundred three thousand, five hundred twelve".