2212212011211 has 32 divisors (see below), whose sum is σ = 3393950576640. Its totient is φ = 1422644212800.

The previous prime is 2212212011209. The next prime is 2212212011213. The reversal of 2212212011211 is 1121102122122.

2212212011211 is a `hidden beast` number, since 221 + 221 + 2 + 0 + 11 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (2212212011209) and next prime (2212212011213).

It is not a de Polignac number, because 2212212011211 - 2¹ = 2212212011209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212212011213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3988930 + ... + 4509543.

It is an arithmetic number, because the mean of its divisors is an integer number (106060955520).

Almost surely, 2^{2212212011211} is an apocalyptic number.

2212212011211 is a deficient number, since it is larger than the sum of its proper divisors (1181738565429).

2212212011211 is a wasteful number, since it uses less digits than its factorization.

2212212011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8498824 (or 8498818 counting only the distinct ones).

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

Adding to 2212212011211 its reverse (1121102122122), we get a palindrome (3333314133333).

The spelling of 2212212011211 in words is "two trillion, two hundred twelve billion, two hundred twelve million, eleven thousand, two hundred eleven".