22010122 has 8 divisors (see below), whose sum is σ = 33342372. Its totient is φ = 10896000.

The previous prime is 22010117. The next prime is 22010123. The reversal of 22010122 is 22101022.

It can be written as a sum of positive squares in 2 ways, for example, as 18054001 + 3956121 = 4249^2 + 1989^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22010099 and 22010108.

It is not an unprimeable number, because it can be changed into a prime (22010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54279 + ... + 54682.

Almost surely, 2^22010122 is an apocalyptic number.

22010122 is a deficient number, since it is larger than the sum of its proper divisors (11332250).

22010122 is a wasteful number, since it uses less digits than its factorization.

22010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109064.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 22010122 is about 4691.4946445669. The cubic root of 22010122 is about 280.2468995708.

Adding to 22010122 its reverse (22101022), we get a palindrome (44111144).

The spelling of 22010122 in words is "twenty-two million, ten thousand, one hundred twenty-two".