22012027 has 8 divisors (see below), whose sum is σ = 22703616. Its totient is φ = 21329832.

The previous prime is 22012019. The next prime is 22012031. The reversal of 22012027 is 72021022.

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

It is a cyclic number.

It is not a de Polignac number, because 22012027 - 2³ = 22012019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22012027.

It is not an unprimeable number, because it can be changed into a prime (22012037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2568 + ... + 7114.

It is an arithmetic number, because the mean of its divisors is an integer number (2837952).

Almost surely, 2^22012027 is an apocalyptic number.

22012027 is a deficient number, since it is larger than the sum of its proper divisors (691589).

22012027 is a wasteful number, since it uses less digits than its factorization.

22012027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697.

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

The square root of 22012027 is about 4691.6976671563. The cubic root of 22012027 is about 280.2549845622.

Adding to 22012027 its reverse (72021022), we get a palindrome (94033049).

The spelling of 22012027 in words is "twenty-two million, twelve thousand, twenty-seven".