203021050012 has 12 divisors (see below), whose sum is σ = 387585641016. Its totient is φ = 92282295440.

The previous prime is 203021050009. The next prime is 203021050079. The reversal of 203021050012 is 210050120302.

It is a congruent number.

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, 2307057343 + ... + 2307057430.

It is an arithmetic number, because the mean of its divisors is an integer number (32298803418).

Almost surely, 2^203021050012 is an apocalyptic number.

203021050012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

203021050012 is a deficient number, since it is larger than the sum of its proper divisors (184564591004).

203021050012 is a wasteful number, since it uses less digits than its factorization.

203021050012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614114788 (or 4614114786 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 203021050012 its reverse (210050120302), we get a palindrome (413071170314).

The spelling of 203021050012 in words is "two hundred three billion, twenty-one million, fifty thousand, twelve".