22140122 has 8 divisors (see below), whose sum is σ = 34654176. Its totient is φ = 10588732.

The previous prime is 22140121. The next prime is 22140199. The reversal of 22140122 is 22104122.

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 = 22140097 and 22140106.

It is not an unprimeable number, because it can be changed into a prime (22140121) 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, 240608 + ... + 240699.

It is an arithmetic number, because the mean of its divisors is an integer number (4331772).

Almost surely, 2^22140122 is an apocalyptic number.

22140122 is a deficient number, since it is larger than the sum of its proper divisors (12514054).

22140122 is a wasteful number, since it uses less digits than its factorization.

22140122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481332.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 22140122 is about 4705.3291064494. The cubic root of 22140122 is about 280.7975644602.

Adding to 22140122 its reverse (22104122), we get a palindrome (44244244).

The spelling of 22140122 in words is "twenty-two million, one hundred forty thousand, one hundred twenty-two".