22003122 has 16 divisors (see below), whose sum is σ = 44197920. Its totient is φ = 7302432.

The previous prime is 22003103. The next prime is 22003129. The reversal of 22003122 is 22130022.

It is a junction number, because it is equal to n+sod(n) for n = 22003098 and 22003107.

It is not an unprimeable number, because it can be changed into a prime (22003129) 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, 6472 + ... + 9267.

It is an arithmetic number, because the mean of its divisors is an integer number (2762370).

Almost surely, 2^22003122 is an apocalyptic number.

22003122 is an abundant number, since it is smaller than the sum of its proper divisors (22194798).

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

22003122 is a wasteful number, since it uses less digits than its factorization.

22003122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15977.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 22003122 is about 4690.7485543354. The cubic root of 22003122 is about 280.2171869337.

Adding to 22003122 its reverse (22130022), we get a palindrome (44133144).

The spelling of 22003122 in words is "twenty-two million, three thousand, one hundred twenty-two".