2243211243 has 64 divisors (see below), whose sum is σ = 3815153664. Its totient is φ = 1140480000.

The previous prime is 2243211227. The next prime is 2243211259. The reversal of 2243211243 is 3421123422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2243211227) and next prime (2243211259).

It is not a de Polignac number, because 2243211243 - 2⁴ = 2243211227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243211283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3393333 + ... + 3393993.

It is an arithmetic number, because the mean of its divisors is an integer number (59611776).

Almost surely, 2^2243211243 is an apocalyptic number.

2243211243 is a deficient number, since it is larger than the sum of its proper divisors (1571942421).

2243211243 is a wasteful number, since it uses less digits than its factorization.

2243211243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116.

The product of its digits is 2304, while the sum is 24.

The square root of 2243211243 is about 47362.5510609384. The cubic root of 2243211243 is about 1309.0514748621.

Adding to 2243211243 its reverse (3421123422), we get a palindrome (5664334665).

The spelling of 2243211243 in words is "two billion, two hundred forty-three million, two hundred eleven thousand, two hundred forty-three".