1002112212317 has 2 divisors, whose sum is σ = 1002112212318. Its totient is φ = 1002112212316.

The previous prime is 1002112212197. The next prime is 1002112212319. The reversal of 1002112212317 is 7132122112001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 791448653956 + 210663558361 = 889634^2 + 458981^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002112212317 - 2¹⁶ = 1002112146781 is a prime.

Together with 1002112212319, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002112212292 and 1002112212301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002112212319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501056106158 + 501056106159.

It is an arithmetic number, because the mean of its divisors is an integer number (501056106159).

Almost surely, 2^{1002112212317} is an apocalyptic number.

It is an amenable number.

1002112212317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002112212317 is an equidigital number, since it uses as much as digits as its factorization.

1002112212317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 1002112212317 its reverse (7132122112001), we get a palindrome (8134234324318).

The spelling of 1002112212317 in words is "one trillion, two billion, one hundred twelve million, two hundred twelve thousand, three hundred seventeen".