20244131300377 has 2 divisors, whose sum is σ = 20244131300378. Its totient is φ = 20244131300376.

The previous prime is 20244131300321. The next prime is 20244131300443. The reversal of 20244131300377 is 77300313144202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17341319532681 + 2902811767696 = 4164291^2 + 1703764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20244131300377 is a prime.

It is not a weakly prime, because it can be changed into another prime (20244131300177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10122065650188 + 10122065650189.

It is an arithmetic number, because the mean of its divisors is an integer number (10122065650189).

Almost surely, 2^{20244131300377} is an apocalyptic number.

It is an amenable number.

20244131300377 is a deficient number, since it is larger than the sum of its proper divisors (1).

20244131300377 is an equidigital number, since it uses as much as digits as its factorization.

20244131300377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 37.

Adding to 20244131300377 its reverse (77300313144202), we get a palindrome (97544444444579).

The spelling of 20244131300377 in words is "twenty trillion, two hundred forty-four billion, one hundred thirty-one million, three hundred thousand, three hundred seventy-seven".