2211022220211 has 96 divisors (see below), whose sum is σ = 3791460781056. Its totient is φ = 1215272160000.

The previous prime is 2211022220189. The next prime is 2211022220233. The reversal of 2211022220211 is 1120222201122.

It is a happy number.

2211022220211 is a `hidden beast` number, since 2 + 211 + 0 + 22 + 220 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (2211022220189) and next prime (2211022220233).

It is not a de Polignac number, because 2211022220211 - 2⁹ = 2211022219699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211022220311) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 162676026 + ... + 162689616.

It is an arithmetic number, because the mean of its divisors is an integer number (39494383136).

Almost surely, 2^{2211022220211} is an apocalyptic number.

2211022220211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2211022220211 is a deficient number, since it is larger than the sum of its proper divisors (1580438560845).

2211022220211 is a wasteful number, since it uses less digits than its factorization.

2211022220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14433 (or 14430 counting only the distinct ones).

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

Adding to 2211022220211 its reverse (1120222201122), we get a palindrome (3331244421333).

The spelling of 2211022220211 in words is "two trillion, two hundred eleven billion, twenty-two million, two hundred twenty thousand, two hundred eleven".