20224122 has 8 divisors (see below), whose sum is σ = 40448256. Its totient is φ = 6741372.

The previous prime is 20224117. The next prime is 20224129. The reversal of 20224122 is 22142202.

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

20224122 is an admirable number.

It is a super-2 number, since 2×20224122² = 818030221341768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20224129) 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, 1685338 + ... + 1685349.

It is an arithmetic number, because the mean of its divisors is an integer number (5056032).

Almost surely, 2^20224122 is an apocalyptic number.

20224122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20224122 is a wasteful number, since it uses less digits than its factorization.

20224122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370692.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 20224122 is about 4497.1237474635. The cubic root of 20224122 is about 272.4519321550.

Adding to 20224122 its reverse (22142202), we get a palindrome (42366324).

The spelling of 20224122 in words is "twenty million, two hundred twenty-four thousand, one hundred twenty-two".