2311202313193 has 2 divisors, whose sum is σ = 2311202313194. Its totient is φ = 2311202313192.

The previous prime is 2311202313113. The next prime is 2311202313263. The reversal of 2311202313193 is 3913132021132.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1983117365824 + 328084947369 = 1408232^2 + 572787^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311202313193 - 2⁹ = 2311202312681 is a prime.

It is a super-2 number, since 2×2311202313193² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2311202313113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155601156596 + 1155601156597.

It is an arithmetic number, because the mean of its divisors is an integer number (1155601156597).

Almost surely, 2^{2311202313193} is an apocalyptic number.

It is an amenable number.

2311202313193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311202313193 is an equidigital number, since it uses as much as digits as its factorization.

2311202313193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 2311202313193 in words is "two trillion, three hundred eleven billion, two hundred two million, three hundred thirteen thousand, one hundred ninety-three".