2121002330211 has 12 divisors (see below), whose sum is σ = 3146471925792. Its totient is φ = 1375785295056.

The previous prime is 2121002330197. The next prime is 2121002330261. The reversal of 2121002330211 is 1120332001212.

2121002330211 is a `hidden beast` number, since 2 + 121 + 0 + 0 + 2 + 330 + 211 = 666.

It is not a de Polignac number, because 2121002330211 - 2⁵ = 2121002330179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2121002330261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3184687851 + ... + 3184688516.

It is an arithmetic number, because the mean of its divisors is an integer number (262205993816).

Almost surely, 2^{2121002330211} is an apocalyptic number.

2121002330211 is a deficient number, since it is larger than the sum of its proper divisors (1025469595581).

2121002330211 is a wasteful number, since it uses less digits than its factorization.

2121002330211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369376410 (or 6369376407 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2121002330211 its reverse (1120332001212), we get a palindrome (3241334331423).

The spelling of 2121002330211 in words is "two trillion, one hundred twenty-one billion, two million, three hundred thirty thousand, two hundred eleven".