2105716156211 has 8 divisors (see below), whose sum is σ = 2209544282880. Its totient is φ = 2002910967112.

The previous prime is 2105716156139. The next prime is 2105716156259. The reversal of 2105716156211 is 1126516175012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2105716156211 - 2¹⁴ = 2105716139827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2105716156111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255730175 + ... + 255738408.

It is an arithmetic number, because the mean of its divisors is an integer number (276193035360).

Almost surely, 2^{2105716156211} is an apocalyptic number.

2105716156211 is a deficient number, since it is larger than the sum of its proper divisors (103828126669).

2105716156211 is a wasteful number, since it uses less digits than its factorization.

2105716156211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511468785.

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 2105716156211 in words is "two trillion, one hundred five billion, seven hundred sixteen million, one hundred fifty-six thousand, two hundred eleven".