22100322 has 16 divisors (see below), whose sum is σ = 45395712. Its totient is φ = 7167600.

The previous prime is 22100317. The next prime is 22100333. The reversal of 22100322 is 22300122.

It is a junction number, because it is equal to n+sod(n) for n = 22100298 and 22100307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49554 + ... + 49997.

It is an arithmetic number, because the mean of its divisors is an integer number (2837232).

Almost surely, 2^22100322 is an apocalyptic number.

22100322 is an abundant number, since it is smaller than the sum of its proper divisors (23295390).

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

22100322 is a wasteful number, since it uses less digits than its factorization.

22100322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99593.

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

The square root of 22100322 is about 4701.0979568607. The cubic root of 22100322 is about 280.6292057610.

Adding to 22100322 its reverse (22300122), we get a palindrome (44400444).

It can be divided in two parts, 22100 and 322, that added together give a palindrome (22422).

The spelling of 22100322 in words is "twenty-two million, one hundred thousand, three hundred twenty-two".