311123301222299 has 2 divisors, whose sum is σ = 311123301222300. Its totient is φ = 311123301222298.

The previous prime is 311123301222259. The next prime is 311123301222319. The reversal of 311123301222299 is 992222103321113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311123301222299 - 2²⁰ = 311123300173723 is a prime.

It is a super-4 number, since 4×311123301222299⁴ (a number of 59 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (311123301222259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155561650611149 + 155561650611150.

It is an arithmetic number, because the mean of its divisors is an integer number (155561650611150).

Almost surely, 2^{311123301222299} is an apocalyptic number.

311123301222299 is a deficient number, since it is larger than the sum of its proper divisors (1).

311123301222299 is an equidigital number, since it uses as much as digits as its factorization.

311123301222299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 311123301222299 in words is "three hundred eleven trillion, one hundred twenty-three billion, three hundred one million, two hundred twenty-two thousand, two hundred ninety-nine".