211083949071 has 6 divisors (see below), whose sum is σ = 304899037560. Its totient is φ = 140722632708.

The previous prime is 211083949061. The next prime is 211083949151. The reversal of 211083949071 is 170949380112.

211083949071 is a `hidden beast` number, since 2 + 1 + 10 + 83 + 9 + 490 + 71 = 666.

It is not a de Polignac number, because 211083949071 - 2⁵ = 211083949039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211083949061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11726886051 + ... + 11726886068.

It is an arithmetic number, because the mean of its divisors is an integer number (50816506260).

Almost surely, 2^211083949071 is an apocalyptic number.

211083949071 is a deficient number, since it is larger than the sum of its proper divisors (93815088489).

211083949071 is a wasteful number, since it uses less digits than its factorization.

211083949071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23453772125 (or 23453772122 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 211083949071 in words is "two hundred eleven billion, eighty-three million, nine hundred forty-nine thousand, seventy-one".