22130232321 has 8 divisors (see below), whose sum is σ = 29508860160. Its totient is φ = 14752546352.

The previous prime is 22130232277. The next prime is 22130232331. The reversal of 22130232321 is 12323203122.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22130232321 - 2¹¹ = 22130230273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22130232331) by changing a digit.

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, 178686 + ... + 276023.

It is an arithmetic number, because the mean of its divisors is an integer number (3688607520).

Almost surely, 2^22130232321 is an apocalyptic number.

It is an amenable number.

22130232321 is a deficient number, since it is larger than the sum of its proper divisors (7378627839).

22130232321 is a wasteful number, since it uses less digits than its factorization.

22130232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470935.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22130232321 its reverse (12323203122), we get a palindrome (34453435443).

The spelling of 22130232321 in words is "twenty-two billion, one hundred thirty million, two hundred thirty-two thousand, three hundred twenty-one".