244442212123 has 2 divisors, whose sum is σ = 244442212124. Its totient is φ = 244442212122.

The previous prime is 244442212081. The next prime is 244442212127. The reversal of 244442212123 is 321212244442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244442212123 is a prime.

It is not a weakly prime, because it can be changed into another prime (244442212127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122221106061 + 122221106062.

It is an arithmetic number, because the mean of its divisors is an integer number (122221106062).

Almost surely, 2^244442212123 is an apocalyptic number.

244442212123 is a deficient number, since it is larger than the sum of its proper divisors (1).

244442212123 is an equidigital number, since it uses as much as digits as its factorization.

244442212123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24576, while the sum is 31.

Adding to 244442212123 its reverse (321212244442), we get a palindrome (565654456565).

The spelling of 244442212123 in words is "two hundred forty-four billion, four hundred forty-two million, two hundred twelve thousand, one hundred twenty-three".