2111320113211 has 2 divisors, whose sum is σ = 2111320113212. Its totient is φ = 2111320113210.

The previous prime is 2111320113179. The next prime is 2111320113223. The reversal of 2111320113211 is 1123110231112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111320113211 - 2⁵ = 2111320113179 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111320113811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055660056605 + 1055660056606.

It is an arithmetic number, because the mean of its divisors is an integer number (1055660056606).

Almost surely, 2^{2111320113211} is an apocalyptic number.

2111320113211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111320113211 is an equidigital number, since it uses as much as digits as its factorization.

2111320113211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 2111320113211 its reverse (1123110231112), we get a palindrome (3234430344323).

The spelling of 2111320113211 in words is "two trillion, one hundred eleven billion, three hundred twenty million, one hundred thirteen thousand, two hundred eleven".