22112361 has 12 divisors (see below), whose sum is σ = 33329088. Its totient is φ = 14100504.

The previous prime is 22112353. The next prime is 22112369. The reversal of 22112361 is 16321122.

It is an interprime number because it is at equal distance from previous prime (22112353) and next prime (22112369).

It is not a de Polignac number, because 22112361 - 2³ = 22112353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53205 + ... + 53618.

It is an arithmetic number, because the mean of its divisors is an integer number (2777424).

Almost surely, 2^22112361 is an apocalyptic number.

It is an amenable number.

22112361 is a deficient number, since it is larger than the sum of its proper divisors (11216727).

22112361 is a wasteful number, since it uses less digits than its factorization.

22112361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106852 (or 106849 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 22112361 is about 4702.3782280884. The cubic root of 22112361 is about 280.6801534610.

Adding to 22112361 its reverse (16321122), we get a palindrome (38433483).

The spelling of 22112361 in words is "twenty-two million, one hundred twelve thousand, three hundred sixty-one".