10816223391 has 12 divisors (see below), whose sum is σ = 15710717880. Its totient is φ = 7170530640.

The previous prime is 10816223389. The next prime is 10816223401. The reversal of 10816223391 is 19332261801.

10816223391 is a `hidden beast` number, since 108 + 162 + 2 + 3 + 391 = 666.

10816223391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10816223391 - 2¹ = 10816223389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10816223291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3355380 + ... + 3358601.

It is an arithmetic number, because the mean of its divisors is an integer number (1309226490).

Almost surely, 2^10816223391 is an apocalyptic number.

10816223391 is a deficient number, since it is larger than the sum of its proper divisors (4894494489).

10816223391 is a wasteful number, since it uses less digits than its factorization.

10816223391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6714166 (or 6714163 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 10816223391 in words is "ten billion, eight hundred sixteen million, two hundred twenty-three thousand, three hundred ninety-one".