212031012322 has 32 divisors (see below), whose sum is σ = 332203550400. Its totient is φ = 101368051008.

The previous prime is 212031012311. The next prime is 212031012343. The reversal of 212031012322 is 223210130212.

212031012322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 212031012322.

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 15 ways as a sum of consecutive naturals, for example, 31045204 + ... + 31052032.

It is an arithmetic number, because the mean of its divisors is an integer number (10381360950).

Almost surely, 2^212031012322 is an apocalyptic number.

212031012322 is a deficient number, since it is larger than the sum of its proper divisors (120172538078).

212031012322 is a wasteful number, since it uses less digits than its factorization.

212031012322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11970.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212031012322 its reverse (223210130212), we get a palindrome (435241142534).

The spelling of 212031012322 in words is "two hundred twelve billion, thirty-one million, twelve thousand, three hundred twenty-two".