321012102412271 has 2 divisors, whose sum is σ = 321012102412272. Its totient is φ = 321012102412270.

The previous prime is 321012102412259. The next prime is 321012102412289. The reversal of 321012102412271 is 172214201210123.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321012102412271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321012102414271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160506051206135 + 160506051206136.

It is an arithmetic number, because the mean of its divisors is an integer number (160506051206136).

Almost surely, 2^{321012102412271} is an apocalyptic number.

321012102412271 is a deficient number, since it is larger than the sum of its proper divisors (1).

321012102412271 is an equidigital number, since it uses as much as digits as its factorization.

321012102412271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 321012102412271 its reverse (172214201210123), we get a palindrome (493226303622394).

The spelling of 321012102412271 in words is "three hundred twenty-one trillion, twelve billion, one hundred two million, four hundred twelve thousand, two hundred seventy-one".