211303232312 has 16 divisors (see below), whose sum is σ = 398184486000. Its totient is φ = 105120702720.

The previous prime is 211303232281. The next prime is 211303232363. The reversal of 211303232312 is 213232303112.

211303232312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66362489 + ... + 66365672.

It is an arithmetic number, because the mean of its divisors is an integer number (24886530375).

Almost surely, 2^211303232312 is an apocalyptic number.

It is an amenable number.

211303232312 is a deficient number, since it is larger than the sum of its proper divisors (186881253688).

211303232312 is a wasteful number, since it uses less digits than its factorization.

211303232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132728366 (or 132728362 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 211303232312 its reverse (213232303112), we get a palindrome (424535535424).

The spelling of 211303232312 in words is "two hundred eleven billion, three hundred three million, two hundred thirty-two thousand, three hundred twelve".