2121002210211 has 16 divisors (see below), whose sum is σ = 2831314070688. Its totient is φ = 1412346240000.

The previous prime is 2121002210167. The next prime is 2121002210219. The reversal of 2121002210211 is 1120122001212.

It is not a de Polignac number, because 2121002210211 - 2²⁵ = 2120968655779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2121002210219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30049461 + ... + 30119961.

It is an arithmetic number, because the mean of its divisors is an integer number (176957129418).

Almost surely, 2^{2121002210211} is an apocalyptic number.

2121002210211 is a deficient number, since it is larger than the sum of its proper divisors (710311860477).

2121002210211 is a wasteful number, since it uses less digits than its factorization.

2121002210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82102.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2121002210211 its reverse (1120122001212), we get a palindrome (3241124211423).

The spelling of 2121002210211 in words is "two trillion, one hundred twenty-one billion, two million, two hundred ten thousand, two hundred eleven".