203100002312 has 32 divisors (see below), whose sum is σ = 385654737600. Its totient is φ = 100264344000.

The previous prime is 203100002311. The next prime is 203100002321. The reversal of 203100002312 is 213200001302.

It is a happy number.

It is a super-3 number, since 3×203100002312³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (203100002311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60014 + ... + 640157.

It is an arithmetic number, because the mean of its divisors is an integer number (12051710550).

Almost surely, 2^203100002312 is an apocalyptic number.

It is an amenable number.

203100002312 is a deficient number, since it is larger than the sum of its proper divisors (182554735288).

203100002312 is a wasteful number, since it uses less digits than its factorization.

203100002312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700637 (or 700633 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 203100002312 its reverse (213200001302), we get a palindrome (416300003614).

The spelling of 203100002312 in words is "two hundred three billion, one hundred million, two thousand, three hundred twelve".