211302313113169 has 2 divisors, whose sum is σ = 211302313113170. Its totient is φ = 211302313113168.

The previous prime is 211302313113113. The next prime is 211302313113181. The reversal of 211302313113169 is 961311313203112.

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., 173674970816400 + 37627342296769 = 13178580^2 + 6134113^2 .

It is a cyclic number.

It is not a de Polignac number, because 211302313113169 - 2³⁵ = 211267953374801 is a prime.

It is a super-2 number, since 2×211302313113169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211302313113469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105651156556584 + 105651156556585.

It is an arithmetic number, because the mean of its divisors is an integer number (105651156556585).

Almost surely, 2^{211302313113169} is an apocalyptic number.

It is an amenable number.

211302313113169 is a deficient number, since it is larger than the sum of its proper divisors (1).

211302313113169 is an equidigital number, since it uses as much as digits as its factorization.

211302313113169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 211302313113169 in words is "two hundred eleven trillion, three hundred two billion, three hundred thirteen million, one hundred thirteen thousand, one hundred sixty-nine".