22211022 has 16 divisors (see below), whose sum is σ = 45175680. Its totient is φ = 7278072.

The previous prime is 22211009. The next prime is 22211041. The reversal of 22211022 is 22011222.

It is a junction number, because it is equal to n+sod(n) for n = 22210989 and 22211007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31018 + ... + 31725.

It is an arithmetic number, because the mean of its divisors is an integer number (2823480).

Almost surely, 2^22211022 is an apocalyptic number.

22211022 is an abundant number, since it is smaller than the sum of its proper divisors (22964658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22211022 is a wasteful number, since it uses less digits than its factorization.

22211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62807.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 22211022 is about 4712.8570952237. The cubic root of 22211022 is about 281.0969806633.

Adding to 22211022 its reverse (22011222), we get a palindrome (44222244).

The spelling of 22211022 in words is "twenty-two million, two hundred eleven thousand, twenty-two".