22211120211 has 16 divisors (see below), whose sum is σ = 35836429824. Its totient is φ = 11945476224.

The previous prime is 22211120201. The next prime is 22211120221. The reversal of 22211120211 is 11202111222.

It is an interprime number because it is at equal distance from previous prime (22211120201) and next prime (22211120221).

It is not a de Polignac number, because 22211120211 - 2⁵ = 22211120179 is a prime.

It is a super-2 number, since 2×22211120211² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22211120201) 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, 31107655 + ... + 31108368.

It is an arithmetic number, because the mean of its divisors is an integer number (2239776864).

Almost surely, 2^22211120211 is an apocalyptic number.

22211120211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22211120211 is a deficient number, since it is larger than the sum of its proper divisors (13625309613).

22211120211 is a wasteful number, since it uses less digits than its factorization.

22211120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62216050.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22211120211 its reverse (11202111222), we get a palindrome (33413231433).

The spelling of 22211120211 in words is "twenty-two billion, two hundred eleven million, one hundred twenty thousand, two hundred eleven".