311322322101247 has 2 divisors, whose sum is σ = 311322322101248. Its totient is φ = 311322322101246.

The previous prime is 311322322101173. The next prime is 311322322101311. The reversal of 311322322101247 is 742101223223113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311322322101247 - 2³⁵ = 311287962362879 is a prime.

It is a super-3 number, since 3×311322322101247³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311322322171247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155661161050623 + 155661161050624.

It is an arithmetic number, because the mean of its divisors is an integer number (155661161050624).

Almost surely, 2^{311322322101247} is an apocalyptic number.

311322322101247 is a deficient number, since it is larger than the sum of its proper divisors (1).

311322322101247 is an equidigital number, since it uses as much as digits as its factorization.

311322322101247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 311322322101247 in words is "three hundred eleven trillion, three hundred twenty-two billion, three hundred twenty-two million, one hundred one thousand, two hundred forty-seven".