22007122 has 8 divisors (see below), whose sum is σ = 33031296. Its totient is φ = 10996692.

The previous prime is 22007101. The next prime is 22007123. The reversal of 22007122 is 22170022.

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 = 22007096 and 22007105.

It is not an unprimeable number, because it can be changed into a prime (22007123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2923 + ... + 7249.

It is an arithmetic number, because the mean of its divisors is an integer number (4128912).

Almost surely, 2^22007122 is an apocalyptic number.

22007122 is a deficient number, since it is larger than the sum of its proper divisors (11024174).

22007122 is a wasteful number, since it uses less digits than its factorization.

22007122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6872.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 22007122 is about 4691.1749061403. The cubic root of 22007122 is about 280.2341663550.

Adding to 22007122 its reverse (22170022), we get a palindrome (44177144).

The spelling of 22007122 in words is "twenty-two million, seven thousand, one hundred twenty-two".