212202210110171 has 2 divisors, whose sum is σ = 212202210110172. Its totient is φ = 212202210110170.

The previous prime is 212202210110129. The next prime is 212202210110263. The reversal of 212202210110171 is 171011012202212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212202210110171 - 2²² = 212202205915867 is a prime.

It is not a weakly prime, because it can be changed into another prime (212202210110771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101105055085 + 106101105055086.

It is an arithmetic number, because the mean of its divisors is an integer number (106101105055086).

Almost surely, 2^{212202210110171} is an apocalyptic number.

212202210110171 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202210110171 is an equidigital number, since it uses as much as digits as its factorization.

212202210110171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 212202210110171 its reverse (171011012202212), we get a palindrome (383213222312383).

The spelling of 212202210110171 in words is "two hundred twelve trillion, two hundred two billion, two hundred ten million, one hundred ten thousand, one hundred seventy-one".