100222221001171 has 2 divisors, whose sum is σ = 100222221001172. Its totient is φ = 100222221001170.

The previous prime is 100222221001037. The next prime is 100222221001213. The reversal of 100222221001171 is 171100122222001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100222221001171 - 2³³ = 100213631066579 is a prime.

It is a super-3 number, since 3×100222221001171³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (100222221001471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50111110500585 + 50111110500586.

It is an arithmetic number, because the mean of its divisors is an integer number (50111110500586).

Almost surely, 2^{100222221001171} is an apocalyptic number.

100222221001171 is a deficient number, since it is larger than the sum of its proper divisors (1).

100222221001171 is an equidigital number, since it uses as much as digits as its factorization.

100222221001171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 100222221001171 its reverse (171100122222001), we get a palindrome (271322343223172).

The spelling of 100222221001171 in words is "one hundred trillion, two hundred twenty-two billion, two hundred twenty-one million, one thousand, one hundred seventy-one".