2211440233 has 2 divisors, whose sum is σ = 2211440234. Its totient is φ = 2211440232.

The previous prime is 2211440221. The next prime is 2211440239. The reversal of 2211440233 is 3320441122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920805929 + 290634304 = 43827^2 + 17048^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211440233 - 2²⁹ = 1674569321 is a prime.

It is a super-3 number, since 3×2211440233³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2211440239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105720116 + 1105720117.

It is an arithmetic number, because the mean of its divisors is an integer number (1105720117).

Almost surely, 2^2211440233 is an apocalyptic number.

It is an amenable number.

2211440233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211440233 is an equidigital number, since it uses as much as digits as its factorization.

2211440233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2211440233 is about 47025.9527601515. The cubic root of 2211440233 is about 1302.8419548104.

Adding to 2211440233 its reverse (3320441122), we get a palindrome (5531881355).

The spelling of 2211440233 in words is "two billion, two hundred eleven million, four hundred forty thousand, two hundred thirty-three".