2011169814193 has 2 divisors, whose sum is σ = 2011169814194. Its totient is φ = 2011169814192.

The previous prime is 2011169814191. The next prime is 2011169814233. The reversal of 2011169814193 is 3914189611102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1998426113649 + 12743700544 = 1413657^2 + 112888^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011169814193 - 2¹ = 2011169814191 is a prime.

It is a super-2 number, since 2×2011169814193² (a number of 25 digits) contains 22 as substring.

Together with 2011169814191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2011169814191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005584907096 + 1005584907097.

It is an arithmetic number, because the mean of its divisors is an integer number (1005584907097).

Almost surely, 2^{2011169814193} is an apocalyptic number.

It is an amenable number.

2011169814193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011169814193 is an equidigital number, since it uses as much as digits as its factorization.

2011169814193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 46.

The spelling of 2011169814193 in words is "two trillion, eleven billion, one hundred sixty-nine million, eight hundred fourteen thousand, one hundred ninety-three".