311113222311097 has 2 divisors, whose sum is σ = 311113222311098. Its totient is φ = 311113222311096.

The previous prime is 311113222311083. The next prime is 311113222311149. The reversal of 311113222311097 is 790113222311113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273275911661481 + 37837310649616 = 16531059^2 + 6151204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311113222311097 is a prime.

It is not a weakly prime, because it can be changed into another prime (311113222318097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155556611155548 + 155556611155549.

It is an arithmetic number, because the mean of its divisors is an integer number (155556611155549).

Almost surely, 2^{311113222311097} is an apocalyptic number.

It is an amenable number.

311113222311097 is a deficient number, since it is larger than the sum of its proper divisors (1).

311113222311097 is an equidigital number, since it uses as much as digits as its factorization.

311113222311097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The spelling of 311113222311097 in words is "three hundred eleven trillion, one hundred thirteen billion, two hundred twenty-two million, three hundred eleven thousand, ninety-seven".