2211220110211 has 16 divisors (see below), whose sum is σ = 2528560419840. Its totient is φ = 1894243079520.

The previous prime is 2211220110191. The next prime is 2211220110241. The reversal of 2211220110211 is 1120110221122.

It is a cyclic number.

It is not a de Polignac number, because 2211220110211 - 2¹⁹ = 2211219585923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211220110241) 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, 104504245 + ... + 104525401.

It is an arithmetic number, because the mean of its divisors is an integer number (158035026240).

Almost surely, 2^{2211220110211} is an apocalyptic number.

2211220110211 is a deficient number, since it is larger than the sum of its proper divisors (317340309629).

2211220110211 is a wasteful number, since it uses less digits than its factorization.

2211220110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29034.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2211220110211 its reverse (1120110221122), we get a palindrome (3331330331333).

The spelling of 2211220110211 in words is "two trillion, two hundred eleven billion, two hundred twenty million, one hundred ten thousand, two hundred eleven".