2211320301211 has 36 divisors (see below), whose sum is σ = 2593121148360. Its totient is φ = 1880193409920.

The previous prime is 2211320301187. The next prime is 2211320301221. The reversal of 2211320301211 is 1121030231122.

It is a de Polignac number, because none of the positive numbers 2^k-2211320301211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211320301221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1485103555 + ... + 1485105043.

It is an arithmetic number, because the mean of its divisors is an integer number (72031143010).

Almost surely, 2^{2211320301211} is an apocalyptic number.

2211320301211 is a deficient number, since it is larger than the sum of its proper divisors (381800847149).

2211320301211 is an equidigital number, since it uses as much as digits as its factorization.

2211320301211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472 (or 2086 counting only the distinct ones).

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

Adding to 2211320301211 its reverse (1121030231122), we get a palindrome (3332350532333).

The spelling of 2211320301211 in words is "two trillion, two hundred eleven billion, three hundred twenty million, three hundred one thousand, two hundred eleven".