2243241043123 has 2 divisors, whose sum is σ = 2243241043124. Its totient is φ = 2243241043122.

The previous prime is 2243241043081. The next prime is 2243241043157. The reversal of 2243241043123 is 3213401423422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2243241043123 - 2⁹ = 2243241042611 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243241043163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121620521561 + 1121620521562.

It is an arithmetic number, because the mean of its divisors is an integer number (1121620521562).

Almost surely, 2^{2243241043123} is an apocalyptic number.

2243241043123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243241043123 is an equidigital number, since it uses as much as digits as its factorization.

2243241043123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2243241043123 its reverse (3213401423422), we get a palindrome (5456642466545).

The spelling of 2243241043123 in words is "two trillion, two hundred forty-three billion, two hundred forty-one million, forty-three thousand, one hundred twenty-three".