102201021111317 has 2 divisors, whose sum is σ = 102201021111318. Its totient is φ = 102201021111316.

The previous prime is 102201021111197. The next prime is 102201021111331. The reversal of 102201021111317 is 713111120102201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76904235484036 + 25296785627281 = 8769506^2 + 5029591^2 .

It is an emirp because it is prime and its reverse (713111120102201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102201021111317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102201021111292 and 102201021111301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102201021111017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100510555658 + 51100510555659.

It is an arithmetic number, because the mean of its divisors is an integer number (51100510555659).

Almost surely, 2^{102201021111317} is an apocalyptic number.

It is an amenable number.

102201021111317 is a deficient number, since it is larger than the sum of its proper divisors (1).

102201021111317 is an equidigital number, since it uses as much as digits as its factorization.

102201021111317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 102201021111317 its reverse (713111120102201), we get a palindrome (815312141213518).

The spelling of 102201021111317 in words is "one hundred two trillion, two hundred one billion, twenty-one million, one hundred eleven thousand, three hundred seventeen".