2122221110211 has 12 divisors (see below), whose sum is σ = 3148279965792. Its totient is φ = 1376575855056.

The previous prime is 2122221110153. The next prime is 2122221110231. The reversal of 2122221110211 is 1120111222212.

2122221110211 is a `hidden beast` number, since 2 + 122 + 221 + 110 + 211 = 666.

It is not a de Polignac number, because 2122221110211 - 2²¹ = 2122219013059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122221110231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3186517851 + ... + 3186518516.

It is an arithmetic number, because the mean of its divisors is an integer number (262356663816).

Almost surely, 2^{2122221110211} is an apocalyptic number.

2122221110211 is a deficient number, since it is larger than the sum of its proper divisors (1026058855581).

2122221110211 is a wasteful number, since it uses less digits than its factorization.

2122221110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6373036410 (or 6373036407 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2122221110211 its reverse (1120111222212), we get a palindrome (3242332332423).

The spelling of 2122221110211 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred ten thousand, two hundred eleven".