2111320010443 has 16 divisors (see below), whose sum is σ = 2423819729664. Its totient is φ = 1801542601440.

The previous prime is 2111320010411. The next prime is 2111320010537. The reversal of 2111320010443 is 3440100231112.

It is a cyclic number.

It is not a de Polignac number, because 2111320010443 - 2⁵ = 2111320010411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111320010543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16393128 + ... + 16521418.

It is an arithmetic number, because the mean of its divisors is an integer number (151488733104).

Almost surely, 2^{2111320010443} is an apocalyptic number.

2111320010443 is a deficient number, since it is larger than the sum of its proper divisors (312499719221).

2111320010443 is a wasteful number, since it uses less digits than its factorization.

2111320010443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138882.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2111320010443 its reverse (3440100231112), we get a palindrome (5551420241555).

The spelling of 2111320010443 in words is "two trillion, one hundred eleven billion, three hundred twenty million, ten thousand, four hundred forty-three".