212221233021024 has 36 divisors (see below), whose sum is σ = 603504131404356. Its totient is φ = 70740411006912.

The previous prime is 212221233020989. The next prime is 212221233021047. The reversal of 212221233021024 is 420120332122212.

212221233021024 is a `hidden beast` number, since 2 + 1 + 2 + 221 + 2 + 330 + 2 + 102 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 368439640374 + ... + 368439640949.

It is an arithmetic number, because the mean of its divisors is an integer number (16764003650121).

Almost surely, 2^{212221233021024} is an apocalyptic number.

212221233021024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212221233021024 is an abundant number, since it is smaller than the sum of its proper divisors (391282898383332).

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

212221233021024 is a wasteful number, since it uses less digits than its factorization.

212221233021024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736879281339 (or 736879281328 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 212221233021024 its reverse (420120332122212), we get a palindrome (632341565143236).

The spelling of 212221233021024 in words is "two hundred twelve trillion, two hundred twenty-one billion, two hundred thirty-three million, twenty-one thousand, twenty-four".