212232121271 has 2 divisors, whose sum is σ = 212232121272. Its totient is φ = 212232121270.

The previous prime is 212232121253. The next prime is 212232121337. The reversal of 212232121271 is 172121232212.

It is a happy number.

212232121271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212232121271 - 2³⁰ = 211158379447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212232121271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212232121571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106116060635 + 106116060636.

It is an arithmetic number, because the mean of its divisors is an integer number (106116060636).

Almost surely, 2^212232121271 is an apocalyptic number.

212232121271 is a deficient number, since it is larger than the sum of its proper divisors (1).

212232121271 is an equidigital number, since it uses as much as digits as its factorization.

212232121271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 26.

Adding to 212232121271 its reverse (172121232212), we get a palindrome (384353353483).

The spelling of 212232121271 in words is "two hundred twelve billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred seventy-one".