2100211211233 has 2 divisors, whose sum is σ = 2100211211234. Its totient is φ = 2100211211232.

The previous prime is 2100211211209. The next prime is 2100211211291. The reversal of 2100211211233 is 3321121120012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1067239823329 + 1032971387904 = 1033073^2 + 1016352^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100211211233 - 2¹⁷ = 2100211080161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2100211211233.

It is not a weakly prime, because it can be changed into another prime (2100211211533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050105605616 + 1050105605617.

It is an arithmetic number, because the mean of its divisors is an integer number (1050105605617).

Almost surely, 2^{2100211211233} is an apocalyptic number.

It is an amenable number.

2100211211233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100211211233 is an equidigital number, since it uses as much as digits as its factorization.

2100211211233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2100211211233 its reverse (3321121120012), we get a palindrome (5421332331245).

The spelling of 2100211211233 in words is "two trillion, one hundred billion, two hundred eleven million, two hundred eleven thousand, two hundred thirty-three".