22321122 has 32 divisors (see below), whose sum is σ = 45702144. Its totient is φ = 7266000.

The previous prime is 22321093. The next prime is 22321127. The reversal of 22321122 is 22112322.

It is a happy number.

It is a super-3 number, since 3×22321122³ (a number of 23 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22321127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64153 + ... + 64499.

It is an arithmetic number, because the mean of its divisors is an integer number (1428192).

Almost surely, 2^22321122 is an apocalyptic number.

22321122 is an abundant number, since it is smaller than the sum of its proper divisors (23381022).

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

22321122 is a wasteful number, since it uses less digits than its factorization.

22321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574.

The product of its digits is 96, while the sum is 15.

The square root of 22321122 is about 4724.5234680336. The cubic root of 22321122 is about 281.5606810768.

Adding to 22321122 its reverse (22112322), we get a palindrome (44433444).

The spelling of 22321122 in words is "twenty-two million, three hundred twenty-one thousand, one hundred twenty-two".