2203442243 has 4 divisors (see below), whose sum is σ = 2279423040. Its totient is φ = 2127461448.

The previous prime is 2203442239. The next prime is 2203442309. The reversal of 2203442243 is 3422443022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2203442243 - 2² = 2203442239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203442543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37990355 + ... + 37990412.

It is an arithmetic number, because the mean of its divisors is an integer number (569855760).

Almost surely, 2^2203442243 is an apocalyptic number.

2203442243 is a deficient number, since it is larger than the sum of its proper divisors (75980797).

2203442243 is an equidigital number, since it uses as much as digits as its factorization.

2203442243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75980796.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 2203442243 is about 46940.8376895854. The cubic root of 2203442243 is about 1301.2694194072.

Adding to 2203442243 its reverse (3422443022), we get a palindrome (5625885265).

The spelling of 2203442243 in words is "two billion, two hundred three million, four hundred forty-two thousand, two hundred forty-three".