1031300220017 has 2 divisors, whose sum is σ = 1031300220018. Its totient is φ = 1031300220016.

The previous prime is 1031300219933. The next prime is 1031300220029. The reversal of 1031300220017 is 7100220031301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1024611597361 + 6688622656 = 1012231^2 + 81784^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031300220017 - 2¹² = 1031300215921 is a prime.

It is a super-2 number, since 2×1031300220017² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1031300220917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515650110008 + 515650110009.

It is an arithmetic number, because the mean of its divisors is an integer number (515650110009).

Almost surely, 2^{1031300220017} is an apocalyptic number.

It is an amenable number.

1031300220017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031300220017 is an equidigital number, since it uses as much as digits as its factorization.

1031300220017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 1031300220017 its reverse (7100220031301), we get a palindrome (8131520251318).

The spelling of 1031300220017 in words is "one trillion, thirty-one billion, three hundred million, two hundred twenty thousand, seventeen".