211120222220211 has 16 divisors (see below), whose sum is σ = 296323810323840. Its totient is φ = 133332460790400.

The previous prime is 211120222220183. The next prime is 211120222220231. The reversal of 211120222220211 is 112022222021112.

It is not a de Polignac number, because 211120222220211 - 2¹⁸ = 211120221958067 is a prime.

It is a super-2 number, since 2×211120222220211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211120222220231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90883590 + ... + 93177611.

It is an arithmetic number, because the mean of its divisors is an integer number (18520238145240).

Almost surely, 2^{211120222220211} is an apocalyptic number.

211120222220211 is a deficient number, since it is larger than the sum of its proper divisors (85203588103629).

211120222220211 is a wasteful number, since it uses less digits than its factorization.

211120222220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184081346.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211120222220211 its reverse (112022222021112), we get a palindrome (323142444241323).

The spelling of 211120222220211 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred eleven".