213244221133 has 12 divisors (see below), whose sum is σ = 220455056160. Its totient is φ = 206262270840.

The previous prime is 213244221131. The next prime is 213244221137. The reversal of 213244221133 is 331122442312.

213244221133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 213244221133 - 2¹ = 213244221131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213244221131) 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 11 ways as a sum of consecutive naturals, for example, 1905066 + ... + 2013892.

It is an arithmetic number, because the mean of its divisors is an integer number (18371254680).

Almost surely, 2^213244221133 is an apocalyptic number.

It is an amenable number.

213244221133 is a deficient number, since it is larger than the sum of its proper divisors (7210835027).

213244221133 is a wasteful number, since it uses less digits than its factorization.

213244221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110928 (or 110897 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 213244221133 its reverse (331122442312), we get a palindrome (544366663445).

The spelling of 213244221133 in words is "two hundred thirteen billion, two hundred forty-four million, two hundred twenty-one thousand, one hundred thirty-three".