211232300312 has 32 divisors (see below), whose sum is σ = 432191315520. Its totient is φ = 95986849440.

The previous prime is 211232300299. The next prime is 211232300339. The reversal of 211232300312 is 213003232112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41078 + ... + 651269.

It is an arithmetic number, because the mean of its divisors is an integer number (13505978610).

Almost surely, 2^211232300312 is an apocalyptic number.

211232300312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211232300312 is an abundant number, since it is smaller than the sum of its proper divisors (220959015208).

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

211232300312 is a wasteful number, since it uses less digits than its factorization.

211232300312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695831 (or 695827 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 211232300312 its reverse (213003232112), we get a palindrome (424235532424).

The spelling of 211232300312 in words is "two hundred eleven billion, two hundred thirty-two million, three hundred thousand, three hundred twelve".