203122204412 has 12 divisors (see below), whose sum is σ = 355740923496. Its totient is φ = 101481940560.

The previous prime is 203122204381. The next prime is 203122204421. The reversal of 203122204412 is 214402221302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19784639 + ... + 19794902.

It is an arithmetic number, because the mean of its divisors is an integer number (29645076958).

Almost surely, 2^203122204412 is an apocalyptic number.

It is an amenable number.

203122204412 is a deficient number, since it is larger than the sum of its proper divisors (152618719084).

203122204412 is a wasteful number, since it uses less digits than its factorization.

203122204412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39580828 (or 39580826 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 203122204412 its reverse (214402221302), we get a palindrome (417524425714).

The spelling of 203122204412 in words is "two hundred three billion, one hundred twenty-two million, two hundred four thousand, four hundred twelve".