2011022222211 has 24 divisors (see below), whose sum is σ = 2933695949184. Its totient is φ = 1327350585600.

The previous prime is 2011022222203. The next prime is 2011022222219. The reversal of 2011022222211 is 1122222201102.

It is a happy number.

2011022222211 is a `hidden beast` number, since 201 + 10 + 22 + 222 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (2011022222203) and next prime (2011022222219).

It is not a de Polignac number, because 2011022222211 - 2³ = 2011022222203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011022222219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38048875 + ... + 38101691.

It is an arithmetic number, because the mean of its divisors is an integer number (122237331216).

Almost surely, 2^{2011022222211} is an apocalyptic number.

2011022222211 is a deficient number, since it is larger than the sum of its proper divisors (922673726973).

2011022222211 is a wasteful number, since it uses less digits than its factorization.

2011022222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94811 (or 94808 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2011022222211 its reverse (1122222201102), we get a palindrome (3133244423313).

The spelling of 2011022222211 in words is "two trillion, eleven billion, twenty-two million, two hundred twenty-two thousand, two hundred eleven".