2243212423 has 2 divisors, whose sum is σ = 2243212424. Its totient is φ = 2243212422.

The previous prime is 2243212417. The next prime is 2243212453. The reversal of 2243212423 is 3242123422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243212423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2243212453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121606211 + 1121606212.

It is an arithmetic number, because the mean of its divisors is an integer number (1121606212).

Almost surely, 2^2243212423 is an apocalyptic number.

2243212423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243212423 is an equidigital number, since it uses as much as digits as its factorization.

2243212423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 25.

The square root of 2243212423 is about 47362.5635180361. The cubic root of 2243212423 is about 1309.0517043962.

Adding to 2243212423 its reverse (3242123422), we get a palindrome (5485335845).

The spelling of 2243212423 in words is "two billion, two hundred forty-three million, two hundred twelve thousand, four hundred twenty-three".