203011300321230 has 32 divisors (see below), whose sum is σ = 495485207568000. Its totient is φ = 53218781552672.

The previous prime is 203011300321187. The next prime is 203011300321241. The reversal of 203011300321230 is 32123003110302.

It is a junction number, because it is equal to n+sod(n) for n = 203011300321197 and 203011300321206.

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 15 ways as a sum of consecutive naturals, for example, 57347823180 + ... + 57347826719.

It is an arithmetic number, because the mean of its divisors is an integer number (15483912736500).

Almost surely, 2^{203011300321230} is an apocalyptic number.

203011300321230 is an abundant number, since it is smaller than the sum of its proper divisors (292473907246770).

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

203011300321230 is a wasteful number, since it uses less digits than its factorization.

203011300321230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114695649968.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 203011300321230 its reverse (32123003110302), we get a palindrome (235134303431532).

The spelling of 203011300321230 in words is "two hundred three trillion, eleven billion, three hundred million, three hundred twenty-one thousand, two hundred thirty".