222120133 has 2 divisors, whose sum is σ = 222120134. Its totient is φ = 222120132.

The previous prime is 222120097. The next prime is 222120149. The reversal of 222120133 is 331021222.

222120133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (222120149) can be obtained adding 222120133 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181899169 + 40220964 = 13487^2 + 6342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222120133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222120233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060066 + 111060067.

It is an arithmetic number, because the mean of its divisors is an integer number (111060067).

Almost surely, 2^222120133 is an apocalyptic number.

It is an amenable number.

222120133 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120133 is an equidigital number, since it uses as much as digits as its factorization.

222120133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 222120133 is about 14903.6952800304. The cubic root of 222120133 is about 605.6140958559.

Adding to 222120133 its reverse (331021222), we get a palindrome (553141355).

The spelling of 222120133 in words is "two hundred twenty-two million, one hundred twenty thousand, one hundred thirty-three".