711828123211 has 4 divisors (see below), whose sum is σ = 715201716424. Its totient is φ = 708454530000.

The previous prime is 711828123191. The next prime is 711828123239. The reversal of 711828123211 is 112321828117.

It is a happy number.

711828123211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112321828117 = 76421 ⋅1469777.

It is a cyclic number.

It is not a de Polignac number, because 711828123211 - 2¹¹ = 711828121163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (711828123241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1686796290 + ... + 1686796711.

It is an arithmetic number, because the mean of its divisors is an integer number (178800429106).

Almost surely, 2^711828123211 is an apocalyptic number.

711828123211 is a deficient number, since it is larger than the sum of its proper divisors (3373593213).

711828123211 is a wasteful number, since it uses less digits than its factorization.

711828123211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373593212.

The product of its digits is 10752, while the sum is 37.

The spelling of 711828123211 in words is "seven hundred eleven billion, eight hundred twenty-eight million, one hundred twenty-three thousand, two hundred eleven".