222270233 has 2 divisors, whose sum is σ = 222270234. Its totient is φ = 222270232.

The previous prime is 222270199. The next prime is 222270241. The reversal of 222270233 is 332072222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116035984 + 106234249 = 10772^2 + 10307^2 .

It is a cyclic number.

It is not a de Polignac number, because 222270233 - 2⁸ = 222269977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222270199 and 222270208.

It is not a weakly prime, because it can be changed into another prime (222270253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111135116 + 111135117.

It is an arithmetic number, because the mean of its divisors is an integer number (111135117).

Almost surely, 2^222270233 is an apocalyptic number.

It is an amenable number.

222270233 is a deficient number, since it is larger than the sum of its proper divisors (1).

222270233 is an equidigital number, since it uses as much as digits as its factorization.

222270233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 222270233 is about 14908.7300934721. The cubic root of 222270233 is about 605.7504818229.

The spelling of 222270233 in words is "two hundred twenty-two million, two hundred seventy thousand, two hundred thirty-three".