2123303211 has 12 divisors (see below), whose sum is σ = 3076098792. Its totient is φ = 1411333056.

The previous prime is 2123303183. The next prime is 2123303227. The reversal of 2123303211 is 1123033212.

2123303211 is a `hidden beast` number, since 2 + 12 + 330 + 321 + 1 = 666.

It is not a de Polignac number, because 2123303211 - 2¹⁰ = 2123302187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2123303291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347001 + ... + 353066.

It is an arithmetic number, because the mean of its divisors is an integer number (256341566).

Almost surely, 2^2123303211 is an apocalyptic number.

2123303211 is a deficient number, since it is larger than the sum of its proper divisors (952795581).

2123303211 is a wasteful number, since it uses less digits than its factorization.

2123303211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700410 (or 700407 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2123303211 is about 46079.3143503677. The cubic root of 2123303211 is about 1285.2985142246.

Adding to 2123303211 its reverse (1123033212), we get a palindrome (3246336423).

The spelling of 2123303211 in words is "two billion, one hundred twenty-three million, three hundred three thousand, two hundred eleven".