212020232322321 has 16 divisors (see below), whose sum is σ = 314105287136320. Its totient is φ = 141346263885120.

The previous prime is 212020232322299. The next prime is 212020232322323. The reversal of 212020232322321 is 123223232020212.

212020232322321 is a `hidden beast` number, since 2 + 1 + 202 + 0 + 232 + 3 + 223 + 2 + 1 = 666.

It is not a de Polignac number, because 212020232322321 - 2¹⁷ = 212020232191249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212020232322323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8462440 + ... + 22263273.

It is an arithmetic number, because the mean of its divisors is an integer number (19631580446020).

Almost surely, 2^{212020232322321} is an apocalyptic number.

It is an amenable number.

212020232322321 is a deficient number, since it is larger than the sum of its proper divisors (102085054813999).

212020232322321 is a wasteful number, since it uses less digits than its factorization.

212020232322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30981293 (or 30981287 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 212020232322321 its reverse (123223232020212), we get a palindrome (335243464342533).

The spelling of 212020232322321 in words is "two hundred twelve trillion, twenty billion, two hundred thirty-two million, three hundred twenty-two thousand, three hundred twenty-one".