22022420211 has 40 divisors (see below), whose sum is σ = 37999496304. Its totient is φ = 12561799680.

The previous prime is 22022420191. The next prime is 22022420219. The reversal of 22022420211 is 11202422022.

22022420211 is a `hidden beast` number, since 220 + 2 + 2 + 420 + 21 + 1 = 666.

It is not a de Polignac number, because 22022420211 - 2⁵ = 22022420179 is a prime.

It is a super-2 number, since 2×22022420211² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22022420219) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 711810 + ... + 742103.

Almost surely, 2^22022420211 is an apocalyptic number.

22022420211 is a deficient number, since it is larger than the sum of its proper divisors (15977076093).

22022420211 is a wasteful number, since it uses less digits than its factorization.

22022420211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453953 (or 1453944 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22022420211 its reverse (11202422022), we get a palindrome (33224842233).

The spelling of 22022420211 in words is "twenty-two billion, twenty-two million, four hundred twenty thousand, two hundred eleven".