212322300312 has 32 divisors (see below), whose sum is σ = 530889894000. Its totient is φ = 70762881024.

The previous prime is 212322300283. The next prime is 212322300317. The reversal of 212322300312 is 213003223212.

It is a happy number.

212322300312 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 not an unprimeable number, because it can be changed into a prime (212322300317) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 545937 + ... + 850112.

Almost surely, 2^212322300312 is an apocalyptic number.

It is an amenable number.

212322300312 is an abundant number, since it is smaller than the sum of its proper divisors (318567593688).

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

212322300312 is a wasteful number, since it uses less digits than its factorization.

212322300312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402395 (or 1402391 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 212322300312 its reverse (213003223212), we get a palindrome (425325523524).

The spelling of 212322300312 in words is "two hundred twelve billion, three hundred twenty-two million, three hundred thousand, three hundred twelve".