2111012222211 has 48 divisors (see below), whose sum is σ = 3140714697120. Its totient is φ = 1365730329600.

The previous prime is 2111012222149. The next prime is 2111012222213. The reversal of 2111012222211 is 1122222101112.

2111012222211 is a `hidden beast` number, since 211 + 10 + 1 + 222 + 221 + 1 = 666.

It is not a de Polignac number, because 2111012222211 - 2¹⁰ = 2111012221187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111012222213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48588880 + ... + 48632306.

It is an arithmetic number, because the mean of its divisors is an integer number (65431556190).

Almost surely, 2^{2111012222211} is an apocalyptic number.

2111012222211 is a deficient number, since it is larger than the sum of its proper divisors (1029702474909).

2111012222211 is a wasteful number, since it uses less digits than its factorization.

2111012222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44596 (or 44593 counting only the distinct ones).

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

Adding to 2111012222211 its reverse (1122222101112), we get a palindrome (3233234323323).

The spelling of 2111012222211 in words is "two trillion, one hundred eleven billion, twelve million, two hundred twenty-two thousand, two hundred eleven".