1210100030317 has 2 divisors, whose sum is σ = 1210100030318. Its totient is φ = 1210100030316.

The previous prime is 1210100030309. The next prime is 1210100030357. The reversal of 1210100030317 is 7130300010121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1203806146761 + 6293883556 = 1097181^2 + 79334^2 .

It is an emirp because it is prime and its reverse (7130300010121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1210100030317 - 2³ = 1210100030309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1210100030294 and 1210100030303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210100030357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605050015158 + 605050015159.

It is an arithmetic number, because the mean of its divisors is an integer number (605050015159).

Almost surely, 2^{1210100030317} is an apocalyptic number.

It is an amenable number.

1210100030317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210100030317 is an equidigital number, since it uses as much as digits as its factorization.

1210100030317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 19.

Adding to 1210100030317 its reverse (7130300010121), we get a palindrome (8340400040438).

The spelling of 1210100030317 in words is "one trillion, two hundred ten billion, one hundred million, thirty thousand, three hundred seventeen".