22106113 has 4 divisors (see below), whose sum is σ = 22234068. Its totient is φ = 21978160.

The previous prime is 22106111. The next prime is 22106129. The reversal of 22106113 is 31160122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11235904 + 10870209 = 3352^2 + 3297^2 .

It is a cyclic number.

It is not a de Polignac number, because 22106113 - 2¹ = 22106111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22106111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63718 + ... + 64063.

It is an arithmetic number, because the mean of its divisors is an integer number (5558517).

Almost surely, 2^22106113 is an apocalyptic number.

It is an amenable number.

22106113 is a deficient number, since it is larger than the sum of its proper divisors (127955).

22106113 is a wasteful number, since it uses less digits than its factorization.

22106113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127954.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 22106113 is about 4701.7138364643. The cubic root of 22106113 is about 280.6537149334.

Adding to 22106113 its reverse (31160122), we get a palindrome (53266235).

The spelling of 22106113 in words is "twenty-two million, one hundred six thousand, one hundred thirteen".