212330332212312 has 32 divisors (see below), whose sum is σ = 549130169516400. Its totient is φ = 68336198872704.

The previous prime is 212330332212311. The next prime is 212330332212319. The reversal of 212330332212312 is 213212233033212.

It is a self number, because there is not a number n which added to its sum of digits gives 212330332212312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212330332212311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152536157503 + ... + 152536158894.

Almost surely, 2^{212330332212312} is an apocalyptic number.

It is an amenable number.

212330332212312 is an abundant number, since it is smaller than the sum of its proper divisors (336799837304088).

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

212330332212312 is a wasteful number, since it uses less digits than its factorization.

212330332212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305072316435 (or 305072316431 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 212330332212312 its reverse (213212233033212), we get a palindrome (425542565245524).

The spelling of 212330332212312 in words is "two hundred twelve trillion, three hundred thirty billion, three hundred thirty-two million, two hundred twelve thousand, three hundred twelve".