2111334321211 has 2 divisors, whose sum is σ = 2111334321212. Its totient is φ = 2111334321210.

The previous prime is 2111334321203. The next prime is 2111334321227. The reversal of 2111334321211 is 1121234331112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111334321211 - 2³ = 2111334321203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111334321511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055667160605 + 1055667160606.

It is an arithmetic number, because the mean of its divisors is an integer number (1055667160606).

Almost surely, 2^{2111334321211} is an apocalyptic number.

2111334321211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111334321211 is an equidigital number, since it uses as much as digits as its factorization.

2111334321211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 25.

Adding to 2111334321211 its reverse (1121234331112), we get a palindrome (3232568652323).

Subtracting from 2111334321211 its reverse (1121234331112), we obtain a palindrome (990099990099).

The spelling of 2111334321211 in words is "two trillion, one hundred eleven billion, three hundred thirty-four million, three hundred twenty-one thousand, two hundred eleven".