10002221201191 has 2 divisors, whose sum is σ = 10002221201192. Its totient is φ = 10002221201190.

The previous prime is 10002221201173. The next prime is 10002221201213. The reversal of 10002221201191 is 19110212220001.

It is an a-pointer prime, because the next prime (10002221201213) can be obtained adding 10002221201191 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002221201191 is a prime.

It is a super-3 number, since 3×10002221201191³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10002221204191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001110600595 + 5001110600596.

It is an arithmetic number, because the mean of its divisors is an integer number (5001110600596).

Almost surely, 2^{10002221201191} is an apocalyptic number.

10002221201191 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002221201191 is an equidigital number, since it uses as much as digits as its factorization.

10002221201191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 10002221201191 its reverse (19110212220001), we get a palindrome (29112433421192).

The spelling of 10002221201191 in words is "ten trillion, two billion, two hundred twenty-one million, two hundred one thousand, one hundred ninety-one".