100203130212112 has 20 divisors (see below), whose sum is σ = 196803065675740. Its totient is φ = 49415242295808.

The previous prime is 100203130212079. The next prime is 100203130212113. The reversal of 100203130212112 is 211212031302001.

It can be written as a sum of positive squares in 2 ways, for example, as 37532727948816 + 62670402263296 = 6126396^2 + 7916464^2 .

It is a super-2 number, since 2×100203130212112² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100203130212112.

It is not an unprimeable number, because it can be changed into a prime (100203130212113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42895174437 + ... + 42895176772.

It is an arithmetic number, because the mean of its divisors is an integer number (9840153283787).

Almost surely, 2^{100203130212112} is an apocalyptic number.

It is an amenable number.

100203130212112 is a deficient number, since it is larger than the sum of its proper divisors (96599935463628).

100203130212112 is an equidigital number, since it uses as much as digits as its factorization.

100203130212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85790351290 (or 85790351284 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 100203130212112 its reverse (211212031302001), we get a palindrome (311415161514113).

The spelling of 100203130212112 in words is "one hundred trillion, two hundred three billion, one hundred thirty million, two hundred twelve thousand, one hundred twelve".