203142312210312 has 96 divisors (see below), whose sum is σ = 583020589320000. Its totient is φ = 63719665511040.

The previous prime is 203142312210287. The next prime is 203142312210319. The reversal of 203142312210312 is 213012213241302.

203142312210312 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 423 + 1 + 221 + 0 + 3 + 12 = 666.

It is not an unprimeable number, because it can be changed into a prime (203142312210319) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 498104364 + ... + 498512027.

It is an arithmetic number, because the mean of its divisors is an integer number (6073131138750).

Almost surely, 2^{203142312210312} is an apocalyptic number.

It is an amenable number.

203142312210312 is an abundant number, since it is smaller than the sum of its proper divisors (379878277109688).

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

203142312210312 is a wasteful number, since it uses less digits than its factorization.

203142312210312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996616571 (or 996616564 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 203142312210312 its reverse (213012213241302), we get a palindrome (416154525451614).

The spelling of 203142312210312 in words is "two hundred three trillion, one hundred forty-two billion, three hundred twelve million, two hundred ten thousand, three hundred twelve".