22122322 has 16 divisors (see below), whose sum is σ = 34074432. Its totient is φ = 10768240.

The previous prime is 22122311. The next prime is 22122341. The reversal of 22122322 is 22322122.

It is a junction number, because it is equal to n+sod(n) for n = 22122296 and 22122305.

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, 10848 + ... + 12724.

It is an arithmetic number, because the mean of its divisors is an integer number (2129652).

Almost surely, 2^22122322 is an apocalyptic number.

22122322 is a deficient number, since it is larger than the sum of its proper divisors (11952110).

22122322 is a wasteful number, since it uses less digits than its factorization.

22122322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033.

The product of its digits is 192, while the sum is 16.

The square root of 22122322 is about 4703.4372537539. The cubic root of 22122322 is about 280.7222933195.

Adding to 22122322 its reverse (22322122), we get a palindrome (44444444).

The spelling of 22122322 in words is "twenty-two million, one hundred twenty-two thousand, three hundred twenty-two".