244235220113 has 2 divisors, whose sum is σ = 244235220114. Its totient is φ = 244235220112.

The previous prime is 244235220071. The next prime is 244235220143. The reversal of 244235220113 is 311022532442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206400301969 + 37834918144 = 454313^2 + 194512^2 .

It is a cyclic number.

It is not a de Polignac number, because 244235220113 - 2¹⁸ = 244234957969 is a prime.

It is not a weakly prime, because it can be changed into another prime (244235220143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122117610056 + 122117610057.

It is an arithmetic number, because the mean of its divisors is an integer number (122117610057).

Almost surely, 2^244235220113 is an apocalyptic number.

It is an amenable number.

244235220113 is a deficient number, since it is larger than the sum of its proper divisors (1).

244235220113 is an equidigital number, since it uses as much as digits as its factorization.

244235220113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 244235220113 its reverse (311022532442), we get a palindrome (555257752555).

The spelling of 244235220113 in words is "two hundred forty-four billion, two hundred thirty-five million, two hundred twenty thousand, one hundred thirteen".