212022223213332 has 96 divisors (see below), whose sum is σ = 569630570328064. Its totient is φ = 60124405248000.

The previous prime is 212022223213247. The next prime is 212022223213357. The reversal of 212022223213332 is 233312322220212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212022223213332.

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 31 ways as a sum of consecutive naturals, for example, 7375857 + ... + 21873447.

Almost surely, 2^{212022223213332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212022223213332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284815285164032).

212022223213332 is an abundant number, since it is smaller than the sum of its proper divisors (357608347114732).

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

212022223213332 is a wasteful number, since it uses less digits than its factorization.

212022223213332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14498909 (or 14498907 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 212022223213332 its reverse (233312322220212), we get a palindrome (445334545433544).

The spelling of 212022223213332 in words is "two hundred twelve trillion, twenty-two billion, two hundred twenty-three million, two hundred thirteen thousand, three hundred thirty-two".