212220022233 has 8 divisors (see below), whose sum is σ = 282962157408. Its totient is φ = 141478950944.

The previous prime is 212220022129. The next prime is 212220022237. The reversal of 212220022233 is 332220022212.

212220022233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212220022233 - 2¹⁴ = 212220005849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212220022237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 664285 + ... + 930437.

It is an arithmetic number, because the mean of its divisors is an integer number (35370269676).

Almost surely, 2^212220022233 is an apocalyptic number.

It is an amenable number.

212220022233 is a deficient number, since it is larger than the sum of its proper divisors (70742135175).

212220022233 is a wasteful number, since it uses less digits than its factorization.

212220022233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531943.

The product of its (nonzero) digits is 1152, while the sum is 21.

Subtracting from 212220022233 its sum of digits (21), we obtain a palindrome (212220022212).

Adding to 212220022233 its reverse (332220022212), we get a palindrome (544440044445).

The spelling of 212220022233 in words is "two hundred twelve billion, two hundred twenty million, twenty-two thousand, two hundred thirty-three".