120211222120271 has 2 divisors, whose sum is σ = 120211222120272. Its totient is φ = 120211222120270.

The previous prime is 120211222120267. The next prime is 120211222120273. The reversal of 120211222120271 is 172021222112021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120211222120271 - 2² = 120211222120267 is a prime.

It is a super-2 number, since 2×120211222120271² (a number of 29 digits) contains 22 as substring.

Together with 120211222120273, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120211222120271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120211222120273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60105611060135 + 60105611060136.

It is an arithmetic number, because the mean of its divisors is an integer number (60105611060136).

Almost surely, 2^{120211222120271} is an apocalyptic number.

120211222120271 is a deficient number, since it is larger than the sum of its proper divisors (1).

120211222120271 is an equidigital number, since it uses as much as digits as its factorization.

120211222120271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 120211222120271 its reverse (172021222112021), we get a palindrome (292232444232292).

The spelling of 120211222120271 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-two million, one hundred twenty thousand, two hundred seventy-one".