22211021122 has 4 divisors (see below), whose sum is σ = 33316531686. Its totient is φ = 11105510560.

The previous prime is 22211021089. The next prime is 22211021167. The reversal of 22211021122 is 22112011222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22114961521 + 96059601 = 148711^2 + 9801^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22211021096 and 22211021105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5552755279 + ... + 5552755282.

Almost surely, 2^22211021122 is an apocalyptic number.

22211021122 is a deficient number, since it is larger than the sum of its proper divisors (11105510564).

22211021122 is a wasteful number, since it uses less digits than its factorization.

22211021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105510563.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211021122 its reverse (22112011222), we get a palindrome (44323032344).

The spelling of 22211021122 in words is "twenty-two billion, two hundred eleven million, twenty-one thousand, one hundred twenty-two".