203123003210 has 32 divisors (see below), whose sum is σ = 378263053440. Its totient is φ = 78440450368.

The previous prime is 203123003179. The next prime is 203123003221. The reversal of 203123003210 is 12300321302.

203123003210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4158389 + ... + 4206951.

It is an arithmetic number, because the mean of its divisors is an integer number (11820720420).

Almost surely, 2^203123003210 is an apocalyptic number.

203123003210 is a deficient number, since it is larger than the sum of its proper divisors (175140050230).

203123003210 is a wasteful number, since it uses less digits than its factorization.

203123003210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63022.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 203123003210 its reverse (12300321302), we get a palindrome (215423324512).

The spelling of 203123003210 in words is "two hundred three billion, one hundred twenty-three million, three thousand, two hundred ten".