22203234324 has 30 divisors (see below), whose sum is σ = 58043641194. Its totient is φ = 7401078000.

The previous prime is 22203234307. The next prime is 22203234329. The reversal of 22203234324 is 42343230222.

It is a happy number.

22203234324 is a `hidden beast` number, since 2 + 2 + 203 + 23 + 432 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19717214724 + 2486019600 = 140418^2 + 49860^2 .

It is a super-2 number, since 2×22203234324² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203234329) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34263927 + ... + 34264574.

Almost surely, 2^22203234324 is an apocalyptic number.

It is an amenable number.

22203234324 is an abundant number, since it is smaller than the sum of its proper divisors (35840406870).

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

22203234324 is a wasteful number, since it uses less digits than its factorization.

22203234324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68528517 (or 68528506 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 22203234324 its reverse (42343230222), we get a palindrome (64546464546).

The spelling of 22203234324 in words is "twenty-two billion, two hundred three million, two hundred thirty-four thousand, three hundred twenty-four".