201211102233 has 6 divisors (see below), whose sum is σ = 290638258794. Its totient is φ = 134140734816.

The previous prime is 201211102229. The next prime is 201211102243. The reversal of 201211102233 is 332201112102.

201211102233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 200388731904 + 822370329 = 447648^2 + 28677^2 .

It is not a de Polignac number, because 201211102233 - 2² = 201211102229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201211102243) 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 5 ways as a sum of consecutive naturals, for example, 11178394560 + ... + 11178394577.

It is an arithmetic number, because the mean of its divisors is an integer number (48439709799).

Almost surely, 2^201211102233 is an apocalyptic number.

It is an amenable number.

201211102233 is a deficient number, since it is larger than the sum of its proper divisors (89427156561).

201211102233 is a wasteful number, since it uses less digits than its factorization.

201211102233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22356789143 (or 22356789140 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201211102233 its reverse (332201112102), we get a palindrome (533412214335).

The spelling of 201211102233 in words is "two hundred one billion, two hundred eleven million, one hundred two thousand, two hundred thirty-three".