203023210012 has 24 divisors (see below), whose sum is σ = 413707676256. Its totient is φ = 85368249408.

The previous prime is 203023210003. The next prime is 203023210021. The reversal of 203023210012 is 210012320302.

It is an interprime number because it is at equal distance from previous prime (203023210003) and next prime (203023210021).

It is a congruent number.

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, 68402563 + ... + 68405530.

It is an arithmetic number, because the mean of its divisors is an integer number (17237819844).

Almost surely, 2^203023210012 is an apocalyptic number.

It is an amenable number.

203023210012 is an abundant number, since it is smaller than the sum of its proper divisors (210684466244).

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

203023210012 is a wasteful number, since it uses less digits than its factorization.

203023210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136808157 (or 136808155 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 203023210012 its reverse (210012320302), we get a palindrome (413035530314).

The spelling of 203023210012 in words is "two hundred three billion, twenty-three million, two hundred ten thousand, twelve".