211203303102012 has 48 divisors (see below), whose sum is σ = 530737383873312. Its totient is φ = 64983012360960.

The previous prime is 211203303101981. The next prime is 211203303102161. The reversal of 211203303102012 is 210201303302112.

It is a super-3 number, since 3×211203303102012³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211203303102012.

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, 23400543 + ... + 31144694.

It is an arithmetic number, because the mean of its divisors is an integer number (11057028830694).

Almost surely, 2^{211203303102012} is an apocalyptic number.

It is an amenable number.

211203303102012 is an abundant number, since it is smaller than the sum of its proper divisors (319534080771300).

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

211203303102012 is a wasteful number, since it uses less digits than its factorization.

211203303102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54570078 (or 54570076 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 211203303102012 its reverse (210201303302112), we get a palindrome (421404606404124).

The spelling of 211203303102012 in words is "two hundred eleven trillion, two hundred three billion, three hundred three million, one hundred two thousand, twelve".