101212121000317 has 2 divisors, whose sum is σ = 101212121000318. Its totient is φ = 101212121000316.

The previous prime is 101212121000191. The next prime is 101212121000327. The reversal of 101212121000317 is 713000121212101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92173325281636 + 9038795718681 = 9600694^2 + 3006459^2 .

It is a cyclic number.

It is not a de Polignac number, because 101212121000317 - 2¹⁹ = 101212120476029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101212121000327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606060500158 + 50606060500159.

It is an arithmetic number, because the mean of its divisors is an integer number (50606060500159).

Almost surely, 2^{101212121000317} is an apocalyptic number.

It is an amenable number.

101212121000317 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212121000317 is an equidigital number, since it uses as much as digits as its factorization.

101212121000317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 101212121000317 its reverse (713000121212101), we get a palindrome (814212242212418).

The spelling of 101212121000317 in words is "one hundred one trillion, two hundred twelve billion, one hundred twenty-one million, three hundred seventeen", and thus it is an aban number.