2220211233 has 12 divisors (see below), whose sum is σ = 3293647188. Its totient is φ = 1440136800.

The previous prime is 2220211223. The next prime is 2220211267. The reversal of 2220211233 is 3321120222.

2220211233 is a `hidden beast` number, since 2 + 220 + 211 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1629575424 + 590635809 = 40368^2 + 24303^2 .

It is not a de Polignac number, because 2220211233 - 2²⁰ = 2219162657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2220211223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3333318 + ... + 3333983.

It is an arithmetic number, because the mean of its divisors is an integer number (274470599).

Almost surely, 2^2220211233 is an apocalyptic number.

It is an amenable number.

2220211233 is a deficient number, since it is larger than the sum of its proper divisors (1073435955).

2220211233 is a wasteful number, since it uses less digits than its factorization.

2220211233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667344 (or 6667341 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2220211233 is about 47119.1174896135. The cubic root of 2220211233 is about 1304.5621237580.

Adding to 2220211233 its reverse (3321120222), we get a palindrome (5541331455).

The spelling of 2220211233 in words is "two billion, two hundred twenty million, two hundred eleven thousand, two hundred thirty-three".