222840133 has 2 divisors, whose sum is σ = 222840134. Its totient is φ = 222840132.

The previous prime is 222840127. The next prime is 222840139. The reversal of 222840133 is 331048222.

It is a balanced prime because it is at equal distance from previous prime (222840127) and next prime (222840139).

It can be written as a sum of positive squares in only one way, i.e., 154579489 + 68260644 = 12433^2 + 8262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222840133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222840098 and 222840107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222840139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111420066 + 111420067.

It is an arithmetic number, because the mean of its divisors is an integer number (111420067).

Almost surely, 2^222840133 is an apocalyptic number.

It is an amenable number.

222840133 is a deficient number, since it is larger than the sum of its proper divisors (1).

222840133 is an equidigital number, since it uses as much as digits as its factorization.

222840133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 222840133 is about 14927.8308203168. The cubic root of 222840133 is about 606.2677539279.

Adding to 222840133 its reverse (331048222), we get a palindrome (553888355).

The spelling of 222840133 in words is "two hundred twenty-two million, eight hundred forty thousand, one hundred thirty-three".