2162111356406 has 64 divisors (see below), whose sum is σ = 3501529274880. Its totient is φ = 998951546880.

The previous prime is 2162111356369. The next prime is 2162111356417. The reversal of 2162111356406 is 6046531112612.

It is a self number, because there is not a number n which added to its sum of digits gives 2162111356406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285498836 + ... + 285506408.

It is an arithmetic number, because the mean of its divisors is an integer number (54711394920).

Almost surely, 2^{2162111356406} is an apocalyptic number.

2162111356406 is a deficient number, since it is larger than the sum of its proper divisors (1339417918474).

2162111356406 is a wasteful number, since it uses less digits than its factorization.

2162111356406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9369.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 2162111356406 in words is "two trillion, one hundred sixty-two billion, one hundred eleven million, three hundred fifty-six thousand, four hundred six".