20244440113 has 2 divisors, whose sum is σ = 20244440114. Its totient is φ = 20244440112.

The previous prime is 20244440107. The next prime is 20244440129. The reversal of 20244440113 is 31104444202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12721132944 + 7523307169 = 112788^2 + 86737^2 .

It is a cyclic number.

It is not a de Polignac number, because 20244440113 - 2²¹ = 20242342961 is a prime.

It is not a weakly prime, because it can be changed into another prime (20244440413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10122220056 + 10122220057.

It is an arithmetic number, because the mean of its divisors is an integer number (10122220057).

Almost surely, 2^20244440113 is an apocalyptic number.

It is an amenable number.

20244440113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20244440113 is an equidigital number, since it uses as much as digits as its factorization.

20244440113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20244440113 its reverse (31104444202), we get a palindrome (51348884315).

The spelling of 20244440113 in words is "twenty billion, two hundred forty-four million, four hundred forty thousand, one hundred thirteen".