71110802811 has 4 divisors (see below), whose sum is σ = 94814403752. Its totient is φ = 47407201872.

The previous prime is 71110802809. The next prime is 71110802837. The reversal of 71110802811 is 11820801117.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 71110802811 - 2¹ = 71110802809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71110802911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11851800466 + ... + 11851800471.

It is an arithmetic number, because the mean of its divisors is an integer number (23703600938).

Almost surely, 2^71110802811 is an apocalyptic number.

71110802811 is a deficient number, since it is larger than the sum of its proper divisors (23703600941).

71110802811 is a wasteful number, since it uses less digits than its factorization.

71110802811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23703600940.

The product of its (nonzero) digits is 896, while the sum is 30.

The spelling of 71110802811 in words is "seventy-one billion, one hundred ten million, eight hundred two thousand, eight hundred eleven".